22681962 has 24 divisors (see below), whose sum is σ = 50473956. Its totient is φ = 7356096.

The previous prime is 22681957. The next prime is 22681963. The reversal of 22681962 is 26918622.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18844281 + 3837681 = 4341^2 + 1959^2 .

It is not an unprimeable number, because it can be changed into a prime (22681963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16363 + ... + 17694.

Almost surely, 2^22681962 is an apocalyptic number.

22681962 is an abundant number, since it is smaller than the sum of its proper divisors (27791994).

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

22681962 is a wasteful number, since it uses less digits than its factorization.

22681962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34102 (or 34099 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 22681962 is about 4762.5583460993. The cubic root of 22681962 is about 283.0698009431.

The spelling of 22681962 in words is "twenty-two million, six hundred eighty-one thousand, nine hundred sixty-two".