22521096 has 48 divisors (see below), whose sum is σ = 65689260. Its totient is φ = 6929280.

The previous prime is 22521091. The next prime is 22521101. The reversal of 22521096 is 69012522.

It is an interprime number because it is at equal distance from previous prime (22521091) and next prime (22521101).

It can be written as a sum of positive squares in 2 ways, for example, as 21958596 + 562500 = 4686^2 + 750^2 .

It is not an unprimeable number, because it can be changed into a prime (22521091) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11095 + ... + 12966.

Almost surely, 2^22521096 is an apocalyptic number.

22521096 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22521096 is an abundant number, since it is smaller than the sum of its proper divisors (43168164).

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

22521096 is a wasteful number, since it uses less digits than its factorization.

22521096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24086 (or 24079 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 22521096 is about 4745.6396829089. The cubic root of 22521096 is about 282.3990126414.

It can be divided in two parts, 225 and 21096, that added together give a triangular number (21321 = T₂₀₆).

The spelling of 22521096 in words is "twenty-two million, five hundred twenty-one thousand, ninety-six".