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4487401 = 191032293
BaseRepresentation
bin10001000111100011101001
322102222120001
4101013203221
52122044101
6240103001
753066542
oct21074351
98388501
104487401
1125954a6
121604a61
13c11689
1484b4c9
155d9901
hex4478e9

4487401 has 8 divisors (see below), whose sum is σ = 4771520. Its totient is φ = 4208112.

The previous prime is 4487393. The next prime is 4487407. The reversal of 4487401 is 1047844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4487401 - 23 = 4487393 is a prime.

It is a Duffinian number.

4487401 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4487401.

It is not an unprimeable number, because it can be changed into a prime (4487407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811 + ... + 3103.

It is an arithmetic number, because the mean of its divisors is an integer number (596440).

Almost surely, 24487401 is an apocalyptic number.

It is an amenable number.

4487401 is a deficient number, since it is larger than the sum of its proper divisors (284119).

4487401 is a wasteful number, since it uses less digits than its factorization.

4487401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2415.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 4487401 is about 2118.3486493021. The cubic root of 4487401 is about 164.9421407173.

The spelling of 4487401 in words is "four million, four hundred eighty-seven thousand, four hundred one".

Divisors: 1 19 103 1957 2293 43567 236179 4487401