22957707 has 4 divisors (see below), whose sum is σ = 30610280. Its totient is φ = 15305136.

The previous prime is 22957699. The next prime is 22957721. The reversal of 22957707 is 70775922.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22957707 - 2³ = 22957699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22957307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3826282 + ... + 3826287.

It is an arithmetic number, because the mean of its divisors is an integer number (7652570).

Almost surely, 2^22957707 is an apocalyptic number.

22957707 is a deficient number, since it is larger than the sum of its proper divisors (7652573).

22957707 is an equidigital number, since it uses as much as digits as its factorization.

22957707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7652572.

The product of its (nonzero) digits is 61740, while the sum is 39.

The square root of 22957707 is about 4791.4201443831. The cubic root of 22957707 is about 284.2122784727.

The spelling of 22957707 in words is "twenty-two million, nine hundred fifty-seven thousand, seven hundred seven".