45178152 has 32 divisors (see below), whose sum is σ = 114540480. Its totient is φ = 14846720.

The previous prime is 45178127. The next prime is 45178153. The reversal of 45178152 is 25187154.

It is not an unprimeable number, because it can be changed into a prime (45178153) 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, 11553 + ... + 14960.

It is an arithmetic number, because the mean of its divisors is an integer number (3579390).

Almost surely, 2^45178152 is an apocalyptic number.

It is an amenable number.

45178152 is an abundant number, since it is smaller than the sum of its proper divisors (69362328).

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

45178152 is a wasteful number, since it uses less digits than its factorization.

45178152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26593 (or 26589 counting only the distinct ones).

The product of its digits is 11200, while the sum is 33.

The square root of 45178152 is about 6721.4694821891. The cubic root of 45178152 is about 356.1580958374.

The spelling of 45178152 in words is "forty-five million, one hundred seventy-eight thousand, one hundred fifty-two".