74239082 has 12 divisors (see below), whose sum is σ = 113059170. Its totient is φ = 36561096.

The previous prime is 74239073. The next prime is 74239093. The reversal of 74239082 is 28093247.

It can be written as a sum of positive squares in only one way, i.e., 47623801 + 26615281 = 6901^2 + 5159^2 .

It is a super-2 number, since 2×74239082² = 11022882592405448, which contains 22 as substring.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 4844 + ... + 13112.

Almost surely, 2^74239082 is an apocalyptic number.

74239082 is a deficient number, since it is larger than the sum of its proper divisors (38820088).

74239082 is an equidigital number, since it uses as much as digits as its factorization.

74239082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8405 (or 8338 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 74239082 is about 8616.2104199004. The cubic root of 74239082 is about 420.2852974670.

The spelling of 74239082 in words is "seventy-four million, two hundred thirty-nine thousand, eighty-two".