23400422 has 16 divisors (see below), whose sum is σ = 36236592. Its totient is φ = 11326080.

The previous prime is 23400413. The next prime is 23400427. The reversal of 23400422 is 22400432.

It is a self number, because there is not a number n which added to its sum of digits gives 23400422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23400427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10193 + ... + 12275.

It is an arithmetic number, because the mean of its divisors is an integer number (2264787).

Almost surely, 2^23400422 is an apocalyptic number.

23400422 is a deficient number, since it is larger than the sum of its proper divisors (12836170).

23400422 is a wasteful number, since it uses less digits than its factorization.

23400422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 23400422 is about 4837.3982676641. The cubic root of 23400422 is about 286.0275700026.

Adding to 23400422 its reverse (22400432), we get a palindrome (45800854).

The spelling of 23400422 in words is "twenty-three million, four hundred thousand, four hundred twenty-two".