74165396 has 12 divisors (see below), whose sum is σ = 130724160. Its totient is φ = 36815640.

The previous prime is 74165381. The next prime is 74165401. The reversal of 74165396 is 69356147.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 66140 + ... + 67251.

It is an arithmetic number, because the mean of its divisors is an integer number (10893680).

Almost surely, 2^74165396 is an apocalyptic number.

It is an amenable number.

74165396 is a deficient number, since it is larger than the sum of its proper divisors (56558764).

74165396 is a wasteful number, since it uses less digits than its factorization.

74165396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133534 (or 133532 counting only the distinct ones).

The product of its digits is 136080, while the sum is 41.

The square root of 74165396 is about 8611.9333485577. The cubic root of 74165396 is about 420.1462000474.

Subtracting from 74165396 its reverse (69356147), we obtain a square (4809249 = 2193²).

The spelling of 74165396 in words is "seventy-four million, one hundred sixty-five thousand, three hundred ninety-six".