74454256 has 20 divisors (see below), whose sum is σ = 144499432. Its totient is φ = 37164096.

The previous prime is 74454253. The next prime is 74454287. The reversal of 74454256 is 65245447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74454253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6670 + ... + 13906.

Almost surely, 2^74454256 is an apocalyptic number.

It is an amenable number.

74454256 is a deficient number, since it is larger than the sum of its proper divisors (70045176).

74454256 is a wasteful number, since it uses less digits than its factorization.

74454256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7888 (or 7882 counting only the distinct ones).

The product of its digits is 134400, while the sum is 37.

The square root of 74454256 is about 8628.6879651544. The cubic root of 74454256 is about 420.6909563870.

The spelling of 74454256 in words is "seventy-four million, four hundred fifty-four thousand, two hundred fifty-six".