22672550 has 12 divisors (see below), whose sum is σ = 42171036. Its totient is φ = 9069000.

The previous prime is 22672547. The next prime is 22672561. The reversal of 22672550 is 5527622.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226676 + ... + 226775.

It is an arithmetic number, because the mean of its divisors is an integer number (3514253).

Almost surely, 2^22672550 is an apocalyptic number.

22672550 is a deficient number, since it is larger than the sum of its proper divisors (19498486).

22672550 is a wasteful number, since it uses less digits than its factorization.

22672550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453463 (or 453458 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 22672550 is about 4761.5701191939. The cubic root of 22672550 is about 283.0306417562.

The spelling of 22672550 in words is "twenty-two million, six hundred seventy-two thousand, five hundred fifty".