72992126 has 8 divisors (see below), whose sum is σ = 110186040. Its totient is φ = 36263448.

The previous prime is 72992099. The next prime is 72992131. The reversal of 72992126 is 62129927.

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

It is a self number, because there is not a number n which added to its sum of digits gives 72992126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115916 + ... + 116543.

It is an arithmetic number, because the mean of its divisors is an integer number (13773255).

Almost surely, 2^72992126 is an apocalyptic number.

72992126 is a deficient number, since it is larger than the sum of its proper divisors (37193914).

72992126 is a wasteful number, since it uses less digits than its factorization.

72992126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232618.

The product of its digits is 27216, while the sum is 38.

The square root of 72992126 is about 8543.5429418948. The cubic root of 72992126 is about 417.9188925605.

The spelling of 72992126 in words is "seventy-two million, nine hundred ninety-two thousand, one hundred twenty-six".