74650679 has 2 divisors, whose sum is σ = 74650680. Its totient is φ = 74650678.

The previous prime is 74650673. The next prime is 74650687. The reversal of 74650679 is 97605647.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74650679 - 2²⁴ = 57873463 is a prime.

It is a super-2 number, since 2×74650679² = 11145447750322082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74650673) 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, 37325339 + 37325340.

It is an arithmetic number, because the mean of its divisors is an integer number (37325340).

Almost surely, 2^74650679 is an apocalyptic number.

74650679 is a deficient number, since it is larger than the sum of its proper divisors (1).

74650679 is an equidigital number, since it uses as much as digits as its factorization.

74650679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 317520, while the sum is 44.

The square root of 74650679 is about 8640.0624419040. The cubic root of 74650679 is about 421.0605829806.

The spelling of 74650679 in words is "seventy-four million, six hundred fifty thousand, six hundred seventy-nine".