22992994 has 4 divisors (see below), whose sum is σ = 34489494. Its totient is φ = 11496496.

The previous prime is 22992971. The next prime is 22992997. The reversal of 22992994 is 49929922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16916769 + 6076225 = 4113^2 + 2465^2 .

It is not an unprimeable number, because it can be changed into a prime (22992997) by changing a digit.

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 as a sum of consecutive naturals, namely, 5748247 + ... + 5748250.

Almost surely, 2^22992994 is an apocalyptic number.

22992994 is a deficient number, since it is larger than the sum of its proper divisors (11496500).

22992994 is a wasteful number, since it uses less digits than its factorization.

22992994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11496499.

The product of its digits is 209952, while the sum is 46.

The square root of 22992994 is about 4795.1010416883. The cubic root of 22992994 is about 284.3578194990.

The spelling of 22992994 in words is "twenty-two million, nine hundred ninety-two thousand, nine hundred ninety-four".