22237064 has 8 divisors (see below), whose sum is σ = 41694510. Its totient is φ = 11118528.

The previous prime is 22237031. The next prime is 22237073. The reversal of 22237064 is 46073222.

22237064 = 657² + 658² + ... + 704².

It can be written as a sum of positive squares in only one way, i.e., 21548164 + 688900 = 4642^2 + 830^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1389809 + ... + 1389824.

Almost surely, 2^22237064 is an apocalyptic number.

It is an amenable number.

22237064 is a deficient number, since it is larger than the sum of its proper divisors (19457446).

22237064 is a wasteful number, since it uses less digits than its factorization.

22237064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779639 (or 2779635 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 22237064 is about 4715.6191534092. The cubic root of 22237064 is about 281.2067980391.

The spelling of 22237064 in words is "twenty-two million, two hundred thirty-seven thousand, sixty-four".