72893522 has 16 divisors (see below), whose sum is σ = 120258432. Its totient is φ = 32926800.

The previous prime is 72893507. The next prime is 72893533. The reversal of 72893522 is 22539827.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28604 + ... + 31047.

It is an arithmetic number, because the mean of its divisors is an integer number (7516152).

Almost surely, 2^72893522 is an apocalyptic number.

72893522 is a deficient number, since it is larger than the sum of its proper divisors (47364910).

72893522 is a wasteful number, since it uses less digits than its factorization.

72893522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59713.

The product of its digits is 60480, while the sum is 38.

The square root of 72893522 is about 8537.7703178289. The cubic root of 72893522 is about 417.7306209086.

The spelling of 72893522 in words is "seventy-two million, eight hundred ninety-three thousand, five hundred twenty-two".