74408448 has 80 divisors (see below), whose sum is σ = 200049696. Its totient is φ = 24576000.

The previous prime is 74408437. The next prime is 74408479. The reversal of 74408448 is 84480447.

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, 296323 + ... + 296573.

Almost surely, 2^74408448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74408448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100024848).

74408448 is an abundant number, since it is smaller than the sum of its proper divisors (125641248).

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

74408448 is a wasteful number, since it uses less digits than its factorization.

74408448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 449 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 39.

The square root of 74408448 is about 8626.0331555124. The cubic root of 74408448 is about 420.6046619476.

The spelling of 74408448 in words is "seventy-four million, four hundred eight thousand, four hundred forty-eight".