22800036 has 24 divisors (see below), whose sum is σ = 60800320. Its totient is φ = 6514272.

The previous prime is 22800023. The next prime is 22800053. The reversal of 22800036 is 63000822.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 22799985 and 22800021.

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, 135631 + ... + 135798.

Almost surely, 2^22800036 is an apocalyptic number.

It is an amenable number.

22800036 is an abundant number, since it is smaller than the sum of its proper divisors (38000284).

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

22800036 is a wasteful number, since it uses less digits than its factorization.

22800036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271443 (or 271441 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 22800036 is about 4774.9383242090. The cubic root of 22800036 is about 283.5601370456.

Adding to 22800036 its reverse (63000822), we get a palindrome (85800858).

The spelling of 22800036 in words is "twenty-two million, eight hundred thousand, thirty-six".