23775772 has 6 divisors (see below), whose sum is σ = 41607608. Its totient is φ = 11887884.

The previous prime is 23775769. The next prime is 23775779. The reversal of 23775772 is 27757732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23775779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2971968 + ... + 2971975.

Almost surely, 2^23775772 is an apocalyptic number.

It is an amenable number.

23775772 is a deficient number, since it is larger than the sum of its proper divisors (17831836).

23775772 is a wasteful number, since it uses less digits than its factorization.

23775772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5943947 (or 5943945 counting only the distinct ones).

The product of its digits is 144060, while the sum is 40.

The square root of 23775772 is about 4876.0406068859. The cubic root of 23775772 is about 287.5487886955.

The spelling of 23775772 in words is "twenty-three million, seven hundred seventy-five thousand, seven hundred seventy-two".