45148448 has 24 divisors (see below), whose sum is σ = 92752128. Its totient is φ = 21592384.

The previous prime is 45148429. The next prime is 45148457. The reversal of 45148448 is 84484154.

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, 29936 + ... + 31407.

It is an arithmetic number, because the mean of its divisors is an integer number (3864672).

Almost surely, 2^45148448 is an apocalyptic number.

It is an amenable number.

45148448 is an abundant number, since it is smaller than the sum of its proper divisors (47603680).

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

45148448 is a wasteful number, since it uses less digits than its factorization.

45148448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61376 (or 61368 counting only the distinct ones).

The product of its digits is 81920, while the sum is 38.

The square root of 45148448 is about 6719.2594830085. The cubic root of 45148448 is about 356.0800224100.

The spelling of 45148448 in words is "forty-five million, one hundred forty-eight thousand, four hundred forty-eight".