45478308 has 12 divisors (see below), whose sum is σ = 106116080. Its totient is φ = 15159432.

The previous prime is 45478297. The next prime is 45478339. The reversal of 45478308 is 80387454.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1894918 + ... + 1894941.

Almost surely, 2^45478308 is an apocalyptic number.

It is an amenable number.

45478308 is an abundant number, since it is smaller than the sum of its proper divisors (60637772).

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

45478308 is a wasteful number, since it uses less digits than its factorization.

45478308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3789866 (or 3789864 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 45478308 is about 6743.7606719100. The cubic root of 45478308 is about 356.9451068610.

The spelling of 45478308 in words is "forty-five million, four hundred seventy-eight thousand, three hundred eight".