45157408 has 24 divisors (see below), whose sum is σ = 91971180. Its totient is φ = 21799680.

The previous prime is 45157393. The next prime is 45157429. The reversal of 45157408 is 80475154.

It can be written as a sum of positive squares in 2 ways, for example, as 44782864 + 374544 = 6692^2 + 612^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23403 + ... + 25258.

Almost surely, 2^45157408 is an apocalyptic number.

It is an amenable number.

45157408 is an abundant number, since it is smaller than the sum of its proper divisors (46813772).

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

45157408 is a wasteful number, since it uses less digits than its factorization.

45157408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48700 (or 48692 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 45157408 is about 6719.9261900708. The cubic root of 45157408 is about 356.1035763091.

The spelling of 45157408 in words is "forty-five million, one hundred fifty-seven thousand, four hundred eight".