22612704 has 48 divisors (see below), whose sum is σ = 59930640. Its totient is φ = 7464960.

The previous prime is 22612697. The next prime is 22612739. The reversal of 22612704 is 40721622.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×22612704² = 1022668764383232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9384 + ... + 11544.

It is an arithmetic number, because the mean of its divisors is an integer number (1248555).

Almost surely, 2^22612704 is an apocalyptic number.

22612704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22612704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29965320).

22612704 is an abundant number, since it is smaller than the sum of its proper divisors (37317936).

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

22612704 is a wasteful number, since it uses less digits than its factorization.

22612704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283 (or 2275 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 22612704 is about 4755.2816951260. The cubic root of 22612704 is about 282.7813950244.

The spelling of 22612704 in words is "twenty-two million, six hundred twelve thousand, seven hundred four".