22765316 has 24 divisors (see below), whose sum is σ = 45654336. Its totient is φ = 9730080.

The previous prime is 22765307. The next prime is 22765339. The reversal of 22765316 is 61356722.

It is a super-2 number, since 2×22765316² = 1036519225159712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12206 + ... + 13946.

It is an arithmetic number, because the mean of its divisors is an integer number (1902264).

Almost surely, 2^22765316 is an apocalyptic number.

It is an amenable number.

22765316 is an abundant number, since it is smaller than the sum of its proper divisors (22889020).

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

22765316 is a wasteful number, since it uses less digits than its factorization.

22765316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2219 (or 2217 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 22765316 is about 4771.3012900046. The cubic root of 22765316 is about 283.4161283602.

The spelling of 22765316 in words is "twenty-two million, seven hundred sixty-five thousand, three hundred sixteen".