22136992 has 24 divisors (see below), whose sum is σ = 46146996. Its totient is φ = 10417152.

The previous prime is 22136981. The next prime is 22137023. The reversal of 22136992 is 29963122.

It can be written as a sum of positive squares in 2 ways, for example, as 21939856 + 197136 = 4684^2 + 444^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19803 + ... + 20890.

Almost surely, 2^22136992 is an apocalyptic number.

It is an amenable number.

22136992 is an abundant number, since it is smaller than the sum of its proper divisors (24010004).

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

22136992 is a wasteful number, since it uses less digits than its factorization.

22136992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40720 (or 40712 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 22136992 is about 4704.9964930911. The cubic root of 22136992 is about 280.7843315040.

The spelling of 22136992 in words is "twenty-two million, one hundred thirty-six thousand, nine hundred ninety-two".