22137004 has 6 divisors (see below), whose sum is σ = 38739764. Its totient is φ = 11068500.

The previous prime is 22136981. The next prime is 22137023. The reversal of 22137004 is 40073122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2767122 + ... + 2767129.

Almost surely, 2^22137004 is an apocalyptic number.

It is an amenable number.

22137004 is a deficient number, since it is larger than the sum of its proper divisors (16602760).

22137004 is a wasteful number, since it uses less digits than its factorization.

22137004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5534255 (or 5534253 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 22137004 is about 4704.9977683310. The cubic root of 22137004 is about 280.7843822397.

It can be divided in two parts, 22 and 137004, that added together give a triangular number (137026 = T₅₂₃).

The spelling of 22137004 in words is "twenty-two million, one hundred thirty-seven thousand, four".