23144476 has 12 divisors (see below), whose sum is σ = 41809600. Its totient is φ = 11198880.

The previous prime is 23144447. The next prime is 23144477. The reversal of 23144476 is 67444132.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23144477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93201 + ... + 93448.

Almost surely, 2^23144476 is an apocalyptic number.

It is an amenable number.

23144476 is a deficient number, since it is larger than the sum of its proper divisors (18665124).

23144476 is a wasteful number, since it uses less digits than its factorization.

23144476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186684 (or 186682 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 23144476 is about 4810.8706072810. The cubic root of 23144476 is about 284.9809200318.

The spelling of 23144476 in words is "twenty-three million, one hundred forty-four thousand, four hundred seventy-six".