22772650 has 24 divisors (see below), whose sum is σ = 42497280. Its totient is φ = 9078960.

The previous prime is 22772641. The next prime is 22772653. The reversal of 22772650 is 5627722.

It is not an unprimeable number, because it can be changed into a prime (22772653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20407 + ... + 21493.

It is an arithmetic number, because the mean of its divisors is an integer number (1770720).

Almost surely, 2^22772650 is an apocalyptic number.

22772650 is a deficient number, since it is larger than the sum of its proper divisors (19724630).

22772650 is a wasteful number, since it uses less digits than its factorization.

22772650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518 (or 1513 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 22772650 is about 4772.0697815518. The cubic root of 22772650 is about 283.4465598979.

The spelling of 22772650 in words is "twenty-two million, seven hundred seventy-two thousand, six hundred fifty".