23766772 has 24 divisors (see below), whose sum is σ = 42787584. Its totient is φ = 11545632.

The previous prime is 23766767. The next prime is 23766773. The reversal of 23766772 is 27766732.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23766773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31018 + ... + 31774.

It is an arithmetic number, because the mean of its divisors is an integer number (1782816).

Almost surely, 2^23766772 is an apocalyptic number.

It is an amenable number.

23766772 is a deficient number, since it is larger than the sum of its proper divisors (19020812).

23766772 is a wasteful number, since it uses less digits than its factorization.

23766772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975 (or 973 counting only the distinct ones).

The product of its digits is 148176, while the sum is 40.

The square root of 23766772 is about 4875.1176396062. The cubic root of 23766772 is about 287.5125015358.

Subtracting from 23766772 its sum of digits (40), we obtain a palindrome (23766732).

The spelling of 23766772 in words is "twenty-three million, seven hundred sixty-six thousand, seven hundred seventy-two".