74403057 has 8 divisors (see below), whose sum is σ = 99336160. Its totient is φ = 49536000.

The previous prime is 74403053. The next prime is 74403083. The reversal of 74403057 is 75030447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74403057 - 2² = 74403053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74403053) 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, 13819 + ... + 18432.

It is an arithmetic number, because the mean of its divisors is an integer number (12417020).

Almost surely, 2^74403057 is an apocalyptic number.

It is an amenable number.

74403057 is a deficient number, since it is larger than the sum of its proper divisors (24933103).

74403057 is a wasteful number, since it uses less digits than its factorization.

74403057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33023.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 74403057 is about 8625.7206655444. The cubic root of 74403057 is about 420.5945038963.

The spelling of 74403057 in words is "seventy-four million, four hundred three thousand, fifty-seven".