22713906 has 8 divisors (see below), whose sum is σ = 45427824. Its totient is φ = 7571300.

The previous prime is 22713883. The next prime is 22713913. The reversal of 22713906 is 60931722.

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

22713906 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892820 + ... + 1892831.

It is an arithmetic number, because the mean of its divisors is an integer number (5678478).

Almost surely, 2^22713906 is an apocalyptic number.

22713906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22713906 is a wasteful number, since it uses less digits than its factorization.

22713906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785656.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 22713906 is about 4765.9108258548. The cubic root of 22713906 is about 283.2026251393.

The spelling of 22713906 in words is "twenty-two million, seven hundred thirteen thousand, nine hundred six".