74039902 has 8 divisors (see below), whose sum is σ = 112138416. Its totient is φ = 36660432.

The previous prime is 74039897. The next prime is 74039939. The reversal of 74039902 is 20993047.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 179503 + ... + 179914.

It is an arithmetic number, because the mean of its divisors is an integer number (14017302).

Almost surely, 2^74039902 is an apocalyptic number.

74039902 is a deficient number, since it is larger than the sum of its proper divisors (38098514).

74039902 is a wasteful number, since it uses less digits than its factorization.

74039902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359522.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 74039902 is about 8604.6442111223. The cubic root of 74039902 is about 419.9090921917.

The spelling of 74039902 in words is "seventy-four million, thirty-nine thousand, nine hundred two".