74657448 has 48 divisors (see below), whose sum is σ = 210993120. Its totient is φ = 23803296.

The previous prime is 74657447. The next prime is 74657477. The reversal of 74657448 is 84475647.

74657448 is a `hidden beast` number, since 74 + 6 + 574 + 4 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (74657447) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 20886 + ... + 24197.

It is an arithmetic number, because the mean of its divisors is an integer number (4395690).

Almost surely, 2^74657448 is an apocalyptic number.

It is an amenable number.

74657448 is an abundant number, since it is smaller than the sum of its proper divisors (136335672).

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

74657448 is a wasteful number, since it uses less digits than its factorization.

74657448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45118 (or 45111 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The square root of 74657448 is about 8640.4541547305. The cubic root of 74657448 is about 421.0733092455.

The spelling of 74657448 in words is "seventy-four million, six hundred fifty-seven thousand, four hundred forty-eight".