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4919364 = 2232136649
BaseRepresentation
bin10010110001000001000100
3100020221002200
4102301001010
52224404424
6253234500
756546112
oct22610104
910227080
104919364
11285aa9a
121792a30
131033188
14920ab2
156728c9
hex4b1044

4919364 has 18 divisors (see below), whose sum is σ = 12435150. Its totient is φ = 1639776.

The previous prime is 4919363. The next prime is 4919381. The reversal of 4919364 is 4639194.

It can be written as a sum of positive squares in only one way, i.e., 4875264 + 44100 = 2208^2 + 210^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 136649 = 4919364 / (4 + 9 + 1 + 9 + 3 + 6 + 4).

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 47 + 92 + 1 + 96 + 311 + 6 + 411 .

It is not an unprimeable number, because it can be changed into a prime (4919363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68289 + ... + 68360.

Almost surely, 24919364 is an apocalyptic number.

It is an amenable number.

4919364 is an abundant number, since it is smaller than the sum of its proper divisors (7515786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4919364 is a wasteful number, since it uses less digits than its factorization.

4919364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136659 (or 136654 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 4919364 is about 2217.9639311765. The cubic root of 4919364 is about 170.0733708666.

The spelling of 4919364 in words is "four million, nine hundred nineteen thousand, three hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 136649 273298 409947 546596 819894 1229841 1639788 2459682 4919364