22113936 has 60 divisors (see below), whose sum is σ = 66654588. Its totient is φ = 6803712.

The previous prime is 22113907. The next prime is 22113937. The reversal of 22113936 is 63931122.

It can be written as a sum of positive squares in 2 ways, for example, as 5760000 + 16353936 = 2400^2 + 4044^2 .

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (22113937) 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 11 ways as a sum of consecutive naturals, for example, 4035 + ... + 7778.

Almost surely, 2^22113936 is an apocalyptic number.

22113936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22113936 is an abundant number, since it is smaller than the sum of its proper divisors (44540652).

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

22113936 is a wasteful number, since it uses less digits than its factorization.

22113936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11840 (or 11831 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 22113936 is about 4702.5456935579. The cubic root of 22113936 is about 280.6868173166.

The spelling of 22113936 in words is "twenty-two million, one hundred thirteen thousand, nine hundred thirty-six".