22563332 has 12 divisors (see below), whose sum is σ = 43075536. Its totient is φ = 10256040.

The previous prime is 22563329. The next prime is 22563341. The reversal of 22563332 is 23336522.

It is a happy number.

It is a super-3 number, since 3×22563332³ (a number of 23 digits) contains 333 as substring.

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, 256358 + ... + 256445.

It is an arithmetic number, because the mean of its divisors is an integer number (3589628).

Almost surely, 2^22563332 is an apocalyptic number.

22563332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22563332 is a deficient number, since it is larger than the sum of its proper divisors (20512204).

22563332 is a wasteful number, since it uses less digits than its factorization.

22563332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512818 (or 512816 counting only the distinct ones).

The product of its digits is 6480, while the sum is 26.

The square root of 22563332 is about 4750.0875781400. The cubic root of 22563332 is about 282.5754391684.

Adding to 22563332 its reverse (23336522), we get a palindrome (45899854).

The spelling of 22563332 in words is "twenty-two million, five hundred sixty-three thousand, three hundred thirty-two".