45747470 has 16 divisors (see below), whose sum is σ = 82900800. Its totient is φ = 18175584.

The previous prime is 45747469. The next prime is 45747473. The reversal of 45747470 is 7474754.

It is a super-2 number, since 2×45747470² = 4185662022801800, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45747473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13862 + ... + 16841.

It is an arithmetic number, because the mean of its divisors is an integer number (5181300).

Almost surely, 2^45747470 is an apocalyptic number.

45747470 is a deficient number, since it is larger than the sum of its proper divisors (37153330).

45747470 is a wasteful number, since it uses less digits than its factorization.

45747470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30859.

The product of its (nonzero) digits is 109760, while the sum is 38.

The square root of 45747470 is about 6763.6876036671. The cubic root of 45747470 is about 357.6479118006.

The spelling of 45747470 in words is "forty-five million, seven hundred forty-seven thousand, four hundred seventy".