22947250 has 32 divisors (see below), whose sum is σ = 45227520. Its totient is φ = 8694000.

The previous prime is 22947241. The next prime is 22947311. The reversal of 22947250 is 5274922.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2335 + ... + 7165.

It is an arithmetic number, because the mean of its divisors is an integer number (1413360).

Almost surely, 2^22947250 is an apocalyptic number.

22947250 is a deficient number, since it is larger than the sum of its proper divisors (22280270).

22947250 is a wasteful number, since it uses less digits than its factorization.

22947250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867 (or 4857 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 22947250 is about 4790.3287987361. The cubic root of 22947250 is about 284.1691199936.

The spelling of 22947250 in words is "twenty-two million, nine hundred forty-seven thousand, two hundred fifty".