22752764 has 6 divisors (see below), whose sum is σ = 39817344. Its totient is φ = 11376380.

The previous prime is 22752757. The next prime is 22752767. The reversal of 22752764 is 46725722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22752767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2844092 + ... + 2844099.

It is an arithmetic number, because the mean of its divisors is an integer number (6636224).

Almost surely, 2^22752764 is an apocalyptic number.

It is an amenable number.

22752764 is a deficient number, since it is larger than the sum of its proper divisors (17064580).

22752764 is a wasteful number, since it uses less digits than its factorization.

22752764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5688195 (or 5688193 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 22752764 is about 4769.9857442135. The cubic root of 22752764 is about 283.3640301997.

The spelling of 22752764 in words is "twenty-two million, seven hundred fifty-two thousand, seven hundred sixty-four".