22630761 has 6 divisors (see below), whose sum is σ = 32688890. Its totient is φ = 15087168.

The previous prime is 22630747. The next prime is 22630763. The reversal of 22630761 is 16703622.

It is a happy number.

22630761 is a `hidden beast` number, since 22 + 630 + 7 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 22610025 + 20736 = 4755^2 + 144^2 .

It is not a de Polignac number, because 22630761 - 2⁷ = 22630633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22630763) 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, 1257256 + ... + 1257273.

Almost surely, 2^22630761 is an apocalyptic number.

It is an amenable number.

22630761 is a deficient number, since it is larger than the sum of its proper divisors (10058129).

22630761 is a wasteful number, since it uses less digits than its factorization.

22630761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2514535 (or 2514532 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 22630761 is about 4757.1799419404. The cubic root of 22630761 is about 282.8566451301.

The spelling of 22630761 in words is "twenty-two million, six hundred thirty thousand, seven hundred sixty-one".