72927022 has 16 divisors (see below), whose sum is σ = 125140320. Its totient is φ = 31223808.

The previous prime is 72927017. The next prime is 72927053. The reversal of 72927022 is 22072927.

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 7 ways as a sum of consecutive naturals, for example, 17878 + ... + 21574.

It is an arithmetic number, because the mean of its divisors is an integer number (7821270).

Almost surely, 2^72927022 is an apocalyptic number.

72927022 is a deficient number, since it is larger than the sum of its proper divisors (52213298).

72927022 is a wasteful number, since it uses less digits than its factorization.

72927022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5115.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 72927022 is about 8539.7319630068. The cubic root of 72927022 is about 417.7946038809.

Adding to 72927022 its reverse (22072927), we get a palindrome (94999949).

The spelling of 72927022 in words is "seventy-two million, nine hundred twenty-seven thousand, twenty-two".