23036401 has 4 divisors (see below), whose sum is σ = 23314032. Its totient is φ = 22758772.

The previous prime is 23036393. The next prime is 23036407. The reversal of 23036401 is 10463032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23036401 - 2³ = 23036393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23036407) 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, 138691 + ... + 138856.

It is an arithmetic number, because the mean of its divisors is an integer number (5828508).

Almost surely, 2^23036401 is an apocalyptic number.

It is an amenable number.

23036401 is a deficient number, since it is larger than the sum of its proper divisors (277631).

23036401 is an equidigital number, since it uses as much as digits as its factorization.

23036401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277630.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 23036401 is about 4799.6250895252. The cubic root of 23036401 is about 284.5366473157.

Adding to 23036401 its reverse (10463032), we get a palindrome (33499433).

The spelling of 23036401 in words is "twenty-three million, thirty-six thousand, four hundred one".