22555332 has 36 divisors (see below), whose sum is σ = 57280860. Its totient is φ = 7483392.

The previous prime is 22555319. The next prime is 22555339. The reversal of 22555332 is 23355522.

It can be written as a sum of positive squares in 2 ways, for example, as 2359296 + 20196036 = 1536^2 + 4494^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×22555332³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22555296 and 22555305.

It is not an unprimeable number, because it can be changed into a prime (22555339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7044 + ... + 9732.

It is an arithmetic number, because the mean of its divisors is an integer number (1591135).

Almost surely, 2^22555332 is an apocalyptic number.

It is an amenable number.

22555332 is an abundant number, since it is smaller than the sum of its proper divisors (34725528).

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

22555332 is a wasteful number, since it uses less digits than its factorization.

22555332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932 (or 2927 counting only the distinct ones).

The product of its digits is 9000, while the sum is 27.

The square root of 22555332 is about 4749.2454137473. The cubic root of 22555332 is about 282.5420388009.

The spelling of 22555332 in words is "twenty-two million, five hundred fifty-five thousand, three hundred thirty-two".