45238648 has 32 divisors (see below), whose sum is σ = 104398560. Its totient is φ = 17896320.

The previous prime is 45238619. The next prime is 45238651. The reversal of 45238648 is 84683254.

It is a self number, because there is not a number n which added to its sum of digits gives 45238648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30343 + ... + 31798.

It is an arithmetic number, because the mean of its divisors is an integer number (3262455).

Almost surely, 2^45238648 is an apocalyptic number.

It is an amenable number.

45238648 is an abundant number, since it is smaller than the sum of its proper divisors (59159912).

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

45238648 is a wasteful number, since it uses less digits than its factorization.

45238648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62167 (or 62163 counting only the distinct ones).

The product of its digits is 184320, while the sum is 40.

The square root of 45238648 is about 6725.9681830945. The cubic root of 45238648 is about 356.3169966129.

The spelling of 45238648 in words is "forty-five million, two hundred thirty-eight thousand, six hundred forty-eight".