23432401 has 2 divisors, whose sum is σ = 23432402. Its totient is φ = 23432400.

The previous prime is 23432371. The next prime is 23432411. The reversal of 23432401 is 10423432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14432401 + 9000000 = 3799^2 + 3000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23432401 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23432411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11716200 + 11716201.

It is an arithmetic number, because the mean of its divisors is an integer number (11716201).

Almost surely, 2^23432401 is an apocalyptic number.

It is an amenable number.

23432401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23432401 is an equidigital number, since it uses as much as digits as its factorization.

23432401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 23432401 is about 4840.7025316580. The cubic root of 23432401 is about 286.1578057183.

Adding to 23432401 its reverse (10423432), we get a palindrome (33855833).

The spelling of 23432401 in words is "twenty-three million, four hundred thirty-two thousand, four hundred one".