68922075 has 24 divisors (see below), whose sum is σ = 114405376. Its totient is φ = 36612000.

The previous prime is 68922071. The next prime is 68922127. The reversal of 68922075 is 57022986.

It is a happy number.

It is not a de Polignac number, because 68922075 - 2² = 68922071 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68922071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18630 + ... + 22020.

Almost surely, 2^68922075 is an apocalyptic number.

68922075 is a deficient number, since it is larger than the sum of its proper divisors (45483301).

68922075 is a wasteful number, since it uses less digits than its factorization.

68922075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675 (or 3670 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 68922075 is about 8301.9320040579. The cubic root of 68922075 is about 410.0021316566.

The spelling of 68922075 in words is "sixty-eight million, nine hundred twenty-two thousand, seventy-five".