23404422001 has 4 divisors (see below), whose sum is σ = 23975261604. Its totient is φ = 22833582400.

The previous prime is 23404421987. The next prime is 23404422007. The reversal of 23404422001 is 10022440432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 779749776 + 22624672225 = 27924^2 + 150415^2 .

It is a cyclic number.

It is not a de Polignac number, because 23404422001 - 2¹¹ = 23404419953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23404422007) 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, 285419740 + ... + 285419821.

It is an arithmetic number, because the mean of its divisors is an integer number (5993815401).

Almost surely, 2^23404422001 is an apocalyptic number.

It is an amenable number.

23404422001 is a deficient number, since it is larger than the sum of its proper divisors (570839603).

23404422001 is an equidigital number, since it uses as much as digits as its factorization.

23404422001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570839602.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 23404422001 its reverse (10022440432), we get a palindrome (33426862433).

The spelling of 23404422001 in words is "twenty-three billion, four hundred four million, four hundred twenty-two thousand, one".