22339476 has 84 divisors (see below), whose sum is σ = 60228672. Its totient is φ = 7243344.

The previous prime is 22339439. The next prime is 22339477. The reversal of 22339476 is 67493322.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 22339476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22339477) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 136971 + ... + 137133.

It is an arithmetic number, because the mean of its divisors is an integer number (717008).

Almost surely, 2^22339476 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22339476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30114336).

22339476 is an abundant number, since it is smaller than the sum of its proper divisors (37889196).

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

22339476 is a wasteful number, since it uses less digits than its factorization.

22339476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232 (or 215 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 22339476 is about 4726.4654870209. The cubic root of 22339476 is about 281.6378329474.

The spelling of 22339476 in words is "twenty-two million, three hundred thirty-nine thousand, four hundred seventy-six".