23473251 has 6 divisors (see below), whose sum is σ = 33905820. Its totient is φ = 15648828.

The previous prime is 23473217. The next prime is 23473253. The reversal of 23473251 is 15237432.

It is not a de Polignac number, because 23473251 - 2⁷ = 23473123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23473253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1304061 + ... + 1304078.

It is an arithmetic number, because the mean of its divisors is an integer number (5650970).

Almost surely, 2^23473251 is an apocalyptic number.

23473251 is a deficient number, since it is larger than the sum of its proper divisors (10432569).

23473251 is a wasteful number, since it uses less digits than its factorization.

23473251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608145 (or 2608142 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 23473251 is about 4844.9201231806. The cubic root of 23473251 is about 286.3239966845.

The spelling of 23473251 in words is "twenty-three million, four hundred seventy-three thousand, two hundred fifty-one".