74442496 has 18 divisors (see below), whose sum is σ = 148594712. Its totient is φ = 37221120.

The previous prime is 74442469. The next prime is 74442497. The reversal of 74442496 is 69424447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74442497) 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 as a sum of consecutive naturals, namely, 145140 + ... + 145651.

Almost surely, 2^74442496 is an apocalyptic number.

It is an amenable number.

74442496 is a deficient number, since it is larger than the sum of its proper divisors (74152216).

74442496 is an equidigital number, since it uses as much as digits as its factorization.

74442496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290807 (or 290793 counting only the distinct ones).

The product of its digits is 193536, while the sum is 40.

The square root of 74442496 is about 8628.0064904936. The cubic root of 74442496 is about 420.6688059356.

The spelling of 74442496 in words is "seventy-four million, four hundred forty-two thousand, four hundred ninety-six".