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4742913 = 371911887
BaseRepresentation
bin10010000101111100000001
322220222001110
4102011330001
52203233123
6245353533
755212510
oct22057401
98828043
104742913
11274a46a
1217088a9
13ca0a76
148b6677
1563a493
hex485f01

4742913 has 16 divisors (see below), whose sum is σ = 7608320. Its totient is φ = 2567376.

The previous prime is 4742909. The next prime is 4742939. The reversal of 4742913 is 3192474.

It is a happy number.

It is not a de Polignac number, because 4742913 - 22 = 4742909 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4742953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5545 + ... + 6342.

It is an arithmetic number, because the mean of its divisors is an integer number (475520).

Almost surely, 24742913 is an apocalyptic number.

It is an amenable number.

4742913 is a deficient number, since it is larger than the sum of its proper divisors (2865407).

4742913 is a wasteful number, since it uses less digits than its factorization.

4742913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11916.

The product of its digits is 6048, while the sum is 30.

The square root of 4742913 is about 2177.8229955623. The cubic root of 4742913 is about 168.0151276060.

The spelling of 4742913 in words is "four million, seven hundred forty-two thousand, nine hundred thirteen".

Divisors: 1 3 7 19 21 57 133 399 11887 35661 83209 225853 249627 677559 1580971 4742913