74231929 has 2 divisors, whose sum is σ = 74231930. Its totient is φ = 74231928.

The previous prime is 74231923. The next prime is 74231933. The reversal of 74231929 is 92913247.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61465600 + 12766329 = 7840^2 + 3573^2 .

It is a cyclic number.

It is not a de Polignac number, because 74231929 - 2³ = 74231921 is a prime.

It is a super-2 number, since 2×74231929² = 11020758566122082, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74231921) 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, 37115964 + 37115965.

It is an arithmetic number, because the mean of its divisors is an integer number (37115965).

Almost surely, 2^74231929 is an apocalyptic number.

It is an amenable number.

74231929 is a deficient number, since it is larger than the sum of its proper divisors (1).

74231929 is an equidigital number, since it uses as much as digits as its factorization.

74231929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 37.

The square root of 74231929 is about 8615.7953202244. The cubic root of 74231929 is about 420.2717987490.

The spelling of 74231929 in words is "seventy-four million, two hundred thirty-one thousand, nine hundred twenty-nine".