45674178 has 32 divisors (see below), whose sum is σ = 100334592. Its totient is φ = 13746000.

The previous prime is 45674173. The next prime is 45674179. The reversal of 45674178 is 87147654.

It is a super-2 number, since 2×45674178² = 4172261071951368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45674171) 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, 7675 + ... + 12257.

It is an arithmetic number, because the mean of its divisors is an integer number (3135456).

Almost surely, 2^45674178 is an apocalyptic number.

45674178 is an abundant number, since it is smaller than the sum of its proper divisors (54660414).

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

45674178 is a wasteful number, since it uses less digits than its factorization.

45674178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4750.

The product of its digits is 188160, while the sum is 42.

The square root of 45674178 is about 6758.2673815113. The cubic root of 45674178 is about 357.4568138617.

The spelling of 45674178 in words is "forty-five million, six hundred seventy-four thousand, one hundred seventy-eight".