22656379 has 8 divisors (see below), whose sum is σ = 23973840. Its totient is φ = 21351456.

The previous prime is 22656373. The next prime is 22656391. The reversal of 22656379 is 97365622.

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

It is a cyclic number.

It is not a de Polignac number, because 22656379 - 2³ = 22656371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22656371) 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, 717 + ... + 6769.

It is an arithmetic number, because the mean of its divisors is an integer number (2996730).

Almost surely, 2^22656379 is an apocalyptic number.

22656379 is a deficient number, since it is larger than the sum of its proper divisors (1317461).

22656379 is a wasteful number, since it uses less digits than its factorization.

22656379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6269.

The product of its digits is 136080, while the sum is 40.

The square root of 22656379 is about 4759.8717419695. The cubic root of 22656379 is about 282.9633360336.

The spelling of 22656379 in words is "twenty-two million, six hundred fifty-six thousand, three hundred seventy-nine".