68522372 has 24 divisors (see below), whose sum is σ = 124334784. Its totient is φ = 33016032.

The previous prime is 68522371. The next prime is 68522383. The reversal of 68522372 is 27322586.

It is not an unprimeable number, because it can be changed into a prime (68522371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13673 + ... + 17999.

It is an arithmetic number, because the mean of its divisors is an integer number (5180616).

Almost surely, 2^68522372 is an apocalyptic number.

It is an amenable number.

68522372 is a deficient number, since it is larger than the sum of its proper divisors (55812412).

68522372 is a wasteful number, since it uses less digits than its factorization.

68522372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475 (or 4473 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 68522372 is about 8277.8241102357. The cubic root of 68522372 is about 409.2080130627.

The spelling of 68522372 in words is "sixty-eight million, five hundred twenty-two thousand, three hundred seventy-two".