23077564 has 12 divisors (see below), whose sum is σ = 41245344. Its totient is φ = 11293184.

The previous prime is 23077553. The next prime is 23077577. The reversal of 23077564 is 46577032.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61189 + ... + 61564.

It is an arithmetic number, because the mean of its divisors is an integer number (3437112).

Almost surely, 2^23077564 is an apocalyptic number.

It is an amenable number.

23077564 is a deficient number, since it is larger than the sum of its proper divisors (18167780).

23077564 is a wasteful number, since it uses less digits than its factorization.

23077564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122804 (or 122802 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 23077564 is about 4803.9113230783. The cubic root of 23077564 is about 284.7060229164.

The spelling of 23077564 in words is "twenty-three million, seventy-seven thousand, five hundred sixty-four".