23273156 has 6 divisors (see below), whose sum is σ = 40728030. Its totient is φ = 11636576.

The previous prime is 23273143. The next prime is 23273179. The reversal of 23273156 is 65137232.

It can be written as a sum of positive squares in only one way, i.e., 13249600 + 10023556 = 3640^2 + 3166^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2909141 + ... + 2909148.

It is an arithmetic number, because the mean of its divisors is an integer number (6788005).

Almost surely, 2^23273156 is an apocalyptic number.

It is an amenable number.

23273156 is a deficient number, since it is larger than the sum of its proper divisors (17454874).

23273156 is a wasteful number, since it uses less digits than its factorization.

23273156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5818293 (or 5818291 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 23273156 is about 4824.2259482740. The cubic root of 23273156 is about 285.5080953781.

The spelling of 23273156 in words is "twenty-three million, two hundred seventy-three thousand, one hundred fifty-six".