74259965 has 16 divisors (see below), whose sum is σ = 97324416. Its totient is φ = 54062400.

The previous prime is 74259949. The next prime is 74260001. The reversal of 74259965 is 56995247.

It is not a de Polignac number, because 74259965 - 2⁴ = 74259949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3431 + ... + 12660.

It is an arithmetic number, because the mean of its divisors is an integer number (6082776).

Almost surely, 2^74259965 is an apocalyptic number.

It is an amenable number.

74259965 is a deficient number, since it is larger than the sum of its proper divisors (23064451).

74259965 is a wasteful number, since it uses less digits than its factorization.

74259965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16180.

The product of its digits is 680400, while the sum is 47.

The square root of 74259965 is about 8617.4221783547. The cubic root of 74259965 is about 420.3247016676.

The spelling of 74259965 in words is "seventy-four million, two hundred fifty-nine thousand, nine hundred sixty-five".