23352251 has 6 divisors (see below), whose sum is σ = 25286940. Its totient is φ = 21555768.

The previous prime is 23352239. The next prime is 23352253. The reversal of 23352251 is 15225332.

It is not a de Polignac number, because 23352251 - 2¹⁴ = 23335867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23352253) 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, 68921 + ... + 69258.

It is an arithmetic number, because the mean of its divisors is an integer number (4214490).

Almost surely, 2^23352251 is an apocalyptic number.

23352251 is a deficient number, since it is larger than the sum of its proper divisors (1934689).

23352251 is a wasteful number, since it uses less digits than its factorization.

23352251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138205 (or 138192 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 23352251 is about 4832.4166831928. The cubic root of 23352251 is about 285.8311675715.

Adding to 23352251 its reverse (15225332), we get a palindrome (38577583).

The spelling of 23352251 in words is "twenty-three million, three hundred fifty-two thousand, two hundred fifty-one".