45579261 has 96 divisors (see below), whose sum is σ = 85494528. Its totient is φ = 21288960.

The previous prime is 45579241. The next prime is 45579263. The reversal of 45579261 is 16297554.

It is not a de Polignac number, because 45579261 - 2⁶ = 45579197 is a prime.

It is a super-2 number, since 2×45579261² = 4154938066612242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45579263) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 747171 + ... + 747231.

It is an arithmetic number, because the mean of its divisors is an integer number (890568).

Almost surely, 2^45579261 is an apocalyptic number.

It is an amenable number.

45579261 is a deficient number, since it is larger than the sum of its proper divisors (39915267).

45579261 is a wasteful number, since it uses less digits than its factorization.

45579261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 124 counting only the distinct ones).

The product of its digits is 75600, while the sum is 39.

The square root of 45579261 is about 6751.2414413943. The cubic root of 45579261 is about 357.2090279145.

The spelling of 45579261 in words is "forty-five million, five hundred seventy-nine thousand, two hundred sixty-one".