22994757 has 6 divisors (see below), whose sum is σ = 33214662. Its totient is φ = 15329832.

The previous prime is 22994753. The next prime is 22994759. The reversal of 22994757 is 75749922.

It can be written as a sum of positive squares in only one way, i.e., 22982436 + 12321 = 4794^2 + 111^2 .

It is not a de Polignac number, because 22994757 - 2² = 22994753 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22994753) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1277478 + ... + 1277495.

It is an arithmetic number, because the mean of its divisors is an integer number (5535777).

Almost surely, 2^22994757 is an apocalyptic number.

It is an amenable number.

22994757 is a deficient number, since it is larger than the sum of its proper divisors (10219905).

22994757 is a wasteful number, since it uses less digits than its factorization.

22994757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554979 (or 2554976 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 22994757 is about 4795.2848716213. The cubic root of 22994757 is about 284.3650870755.

It can be divided in two parts, 2299 and 4757, that added together give a square (7056 = 84²).

The spelling of 22994757 in words is "twenty-two million, nine hundred ninety-four thousand, seven hundred fifty-seven".