23257322 has 16 divisors (see below), whose sum is σ = 38314944. Its totient is φ = 10500000.

The previous prime is 23257319. The next prime is 23257331. The reversal of 23257322 is 22375232.

It is a super-2 number, since 2×23257322² = 1081806053223368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23257291 and 23257300.

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, 179 + ... + 6822.

It is an arithmetic number, because the mean of its divisors is an integer number (2394684).

Almost surely, 2^23257322 is an apocalyptic number.

23257322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23257322 is a deficient number, since it is larger than the sum of its proper divisors (15057622).

23257322 is a wasteful number, since it uses less digits than its factorization.

23257322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7165.

The product of its digits is 5040, while the sum is 26.

The square root of 23257322 is about 4822.5845767596. The cubic root of 23257322 is about 285.4433317679.

The spelling of 23257322 in words is "twenty-three million, two hundred fifty-seven thousand, three hundred twenty-two".