23472451 has 2 divisors, whose sum is σ = 23472452. Its totient is φ = 23472450.

The previous prime is 23472439. The next prime is 23472469. The reversal of 23472451 is 15427432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23472451 - 2¹⁵ = 23439683 is a prime.

It is not a weakly prime, because it can be changed into another prime (23472551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11736225 + 11736226.

It is an arithmetic number, because the mean of its divisors is an integer number (11736226).

Almost surely, 2^23472451 is an apocalyptic number.

23472451 is a deficient number, since it is larger than the sum of its proper divisors (1).

23472451 is an equidigital number, since it uses as much as digits as its factorization.

23472451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 28.

The square root of 23472451 is about 4844.8375617765. The cubic root of 23472451 is about 286.3207438785.

Adding to 23472451 its reverse (15427432), we get a palindrome (38899883).

The spelling of 23472451 in words is "twenty-three million, four hundred seventy-two thousand, four hundred fifty-one".