22405962 has 16 divisors (see below), whose sum is σ = 45658080. Its totient is φ = 7327632.

The previous prime is 22405961. The next prime is 22405973. The reversal of 22405962 is 26950422.

It is not an unprimeable number, because it can be changed into a prime (22405961) 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 in 7 ways as a sum of consecutive naturals, for example, 34912 + ... + 35547.

It is an arithmetic number, because the mean of its divisors is an integer number (2853630).

Almost surely, 2^22405962 is an apocalyptic number.

22405962 is an abundant number, since it is smaller than the sum of its proper divisors (23252118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22405962 is a wasteful number, since it uses less digits than its factorization.

22405962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70517.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 22405962 is about 4733.4936357832. The cubic root of 22405962 is about 281.9169565849.

The spelling of 22405962 in words is "twenty-two million, four hundred five thousand, nine hundred sixty-two".