74863966 has 8 divisors (see below), whose sum is σ = 112655664. Its totient is φ = 37312080.

The previous prime is 74863951. The next prime is 74863967. The reversal of 74863966 is 66936847.

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

It is a super-2 number, since 2×74863966² = 11209226810498312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74863967) 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, 59170 + ... + 60421.

It is an arithmetic number, because the mean of its divisors is an integer number (14081958).

Almost surely, 2^74863966 is an apocalyptic number.

74863966 is a deficient number, since it is larger than the sum of its proper divisors (37791698).

74863966 is a wasteful number, since it uses less digits than its factorization.

74863966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119906.

The product of its digits is 1306368, while the sum is 49.

The square root of 74863966 is about 8652.3965466222. The cubic root of 74863966 is about 421.4612105225.

The spelling of 74863966 in words is "seventy-four million, eight hundred sixty-three thousand, nine hundred sixty-six".