22322976 has 96 divisors (see below), whose sum is σ = 65253888. Its totient is φ = 6635520.

The previous prime is 22322957. The next prime is 22322981. The reversal of 22322976 is 67922322.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×22322976³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 38400 + ... + 38976.

It is an arithmetic number, because the mean of its divisors is an integer number (679728).

Almost surely, 2^22322976 is an apocalyptic number.

22322976 is a gapful number since it is divisible by the number (26) 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 22322976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32626944).

22322976 is an abundant number, since it is smaller than the sum of its proper divisors (42930912).

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

22322976 is a wasteful number, since it uses less digits than its factorization.

22322976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 626 counting only the distinct ones).

The product of its digits is 18144, while the sum is 33.

The square root of 22322976 is about 4724.7196742241. The cubic root of 22322976 is about 281.5684763696.

The spelling of 22322976 in words is "twenty-two million, three hundred twenty-two thousand, nine hundred seventy-six".