22757668 has 24 divisors (see below), whose sum is σ = 42124320. Its totient is φ = 10728000.

The previous prime is 22757659. The next prime is 22757671. The reversal of 22757668 is 86675722.

It is a super-2 number, since 2×22757668² = 1035822905596448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18480 + ... + 19672.

It is an arithmetic number, because the mean of its divisors is an integer number (1755180).

Almost surely, 2^22757668 is an apocalyptic number.

It is an amenable number.

22757668 is a deficient number, since it is larger than the sum of its proper divisors (19366652).

22757668 is a wasteful number, since it uses less digits than its factorization.

22757668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467 (or 1465 counting only the distinct ones).

The product of its digits is 282240, while the sum is 43.

The square root of 22757668 is about 4770.4997641757. The cubic root of 22757668 is about 283.3843869555.

The spelling of 22757668 in words is "twenty-two million, seven hundred fifty-seven thousand, six hundred sixty-eight".