23400422224 has 20 divisors (see below), whose sum is σ = 45432984960. Its totient is φ = 11675780960.

The previous prime is 23400422207. The next prime is 23400422231. The reversal of 23400422224 is 42222400432.

It is a super-2 number, since 2×23400422224² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1518982 + ... + 1534309.

It is an arithmetic number, because the mean of its divisors is an integer number (2271649248).

Almost surely, 2^23400422224 is an apocalyptic number.

It is an amenable number.

23400422224 is a deficient number, since it is larger than the sum of its proper divisors (22032562736).

23400422224 is a wasteful number, since it uses less digits than its factorization.

23400422224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053778 (or 3053772 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 23400422224 its reverse (42222400432), we get a palindrome (65622822656).

The spelling of 23400422224 in words is "twenty-three billion, four hundred million, four hundred twenty-two thousand, two hundred twenty-four".