22765036 has 24 divisors (see below), whose sum is σ = 47000576. Its totient is φ = 9441360.

The previous prime is 22765033. The next prime is 22765051. The reversal of 22765036 is 63056722.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 22764989 and 22765007.

It is not an unprimeable number, because it can be changed into a prime (22765031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12246 + ... + 13981.

Almost surely, 2^22765036 is an apocalyptic number.

It is an amenable number.

22765036 is an abundant number, since it is smaller than the sum of its proper divisors (24235540).

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

22765036 is a wasteful number, since it uses less digits than its factorization.

22765036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26269 (or 26267 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 22765036 is about 4771.2719478143. The cubic root of 22765036 is about 283.4149664048.

The spelling of 22765036 in words is "twenty-two million, seven hundred sixty-five thousand, thirty-six".