22764496 has 40 divisors (see below), whose sum is σ = 47139840. Its totient is φ = 10612224.

The previous prime is 22764487. The next prime is 22764569. The reversal of 22764496 is 69446722.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 34215 + ... + 34873.

It is an arithmetic number, because the mean of its divisors is an integer number (1178496).

Almost surely, 2^22764496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22764496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23569920).

22764496 is an abundant number, since it is smaller than the sum of its proper divisors (24375344).

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

22764496 is a wasteful number, since it uses less digits than its factorization.

22764496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811 (or 805 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 22764496 is about 4771.2153587949. The cubic root of 22764496 is about 283.4127254641.

The spelling of 22764496 in words is "twenty-two million, seven hundred sixty-four thousand, four hundred ninety-six".