23151244 has 12 divisors (see below), whose sum is σ = 40550104. Its totient is φ = 11565504.

The previous prime is 23151241. The next prime is 23151257. The reversal of 23151244 is 44215132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23151241) 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, 5332 + ... + 8644.

Almost surely, 2^23151244 is an apocalyptic number.

It is an amenable number.

23151244 is a deficient number, since it is larger than the sum of its proper divisors (17398860).

23151244 is a wasteful number, since it uses less digits than its factorization.

23151244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5064 (or 5062 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 23151244 is about 4811.5739628525. The cubic root of 23151244 is about 285.0086957437.

Adding to 23151244 its reverse (44215132), we get a palindrome (67366376).

The spelling of 23151244 in words is "twenty-three million, one hundred fifty-one thousand, two hundred forty-four".