74400296 has 16 divisors (see below), whose sum is σ = 147706740. Its totient is φ = 35011840.

The previous prime is 74400253. The next prime is 74400301. The reversal of 74400296 is 69200447.

74400296 = 2084² + 2085² + ... + 2100².

It can be written as a sum of positive squares in 2 ways, for example, as 64224196 + 10176100 = 8014^2 + 3190^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273395 + ... + 273666.

Almost surely, 2^74400296 is an apocalyptic number.

It is an amenable number.

74400296 is a deficient number, since it is larger than the sum of its proper divisors (73306444).

74400296 is a wasteful number, since it uses less digits than its factorization.

74400296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547084 (or 547080 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 74400296 is about 8625.5606194612. The cubic root of 74400296 is about 420.5893012616.

The spelling of 74400296 in words is "seventy-four million, four hundred thousand, two hundred ninety-six".