74425944 has 32 divisors (see below), whose sum is σ = 191095920. Its totient is φ = 24137856.

The previous prime is 74425943. The next prime is 74425951. The reversal of 74425944 is 44952447.

It is a super-2 number, since 2×74425944² = 11078442280582272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74425943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41019 + ... + 42794.

Almost surely, 2^74425944 is an apocalyptic number.

74425944 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

74425944 is an abundant number, since it is smaller than the sum of its proper divisors (116669976).

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

74425944 is a wasteful number, since it uses less digits than its factorization.

74425944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83859 (or 83855 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 74425944 is about 8627.0472352944. The cubic root of 74425944 is about 420.6376255992.

The spelling of 74425944 in words is "seventy-four million, four hundred twenty-five thousand, nine hundred forty-four".