22961632 has 12 divisors (see below), whose sum is σ = 45205776. Its totient is φ = 11480800.

The previous prime is 22961629. The next prime is 22961651. The reversal of 22961632 is 23616922.

It is a junction number, because it is equal to n+sod(n) for n = 22961594 and 22961603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 358744 + ... + 358807.

It is an arithmetic number, because the mean of its divisors is an integer number (3767148).

Almost surely, 2^22961632 is an apocalyptic number.

It is an amenable number.

22961632 is a deficient number, since it is larger than the sum of its proper divisors (22244144).

22961632 is an equidigital number, since it uses as much as digits as its factorization.

22961632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717561 (or 717553 counting only the distinct ones).

The product of its digits is 7776, while the sum is 31.

The square root of 22961632 is about 4791.8297131680. The cubic root of 22961632 is about 284.2284744808.

The spelling of 22961632 in words is "twenty-two million, nine hundred sixty-one thousand, six hundred thirty-two".