45478448 has 10 divisors (see below), whose sum is σ = 88114524. Its totient is φ = 22739216.

The previous prime is 45478427. The next prime is 45478481. The reversal of 45478448 is 84487454.

45478448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 45478399 and 45478408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1421186 + ... + 1421217.

Almost surely, 2^45478448 is an apocalyptic number.

It is an amenable number.

45478448 is a deficient number, since it is larger than the sum of its proper divisors (42636076).

45478448 is a wasteful number, since it uses less digits than its factorization.

45478448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842411 (or 2842405 counting only the distinct ones).

The product of its digits is 573440, while the sum is 44.

The square root of 45478448 is about 6743.7710518670. The cubic root of 45478448 is about 356.9454731327.

The spelling of 45478448 in words is "forty-five million, four hundred seventy-eight thousand, four hundred forty-eight".