22630964 has 12 divisors (see below), whose sum is σ = 39649764. Its totient is φ = 11302464.

The previous prime is 22630963. The next prime is 22630967. The reversal of 22630964 is 46903622.

It can be written as a sum of positive squares in 2 ways, for example, as 22372900 + 258064 = 4730^2 + 508^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22630964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22630963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1394 + ... + 6870.

It is an arithmetic number, because the mean of its divisors is an integer number (3304147).

Almost surely, 2^22630964 is an apocalyptic number.

It is an amenable number.

22630964 is a deficient number, since it is larger than the sum of its proper divisors (17018800).

22630964 is a wasteful number, since it uses less digits than its factorization.

22630964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6514 (or 6512 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 22630964 is about 4757.2012780626. The cubic root of 22630964 is about 282.8574908776.

The spelling of 22630964 in words is "twenty-two million, six hundred thirty thousand, nine hundred sixty-four".