23368642 has 16 divisors (see below), whose sum is σ = 40489632. Its totient is φ = 9997120.

The previous prime is 23368627. The next prime is 23368643. The reversal of 23368642 is 24686332.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 23368598 and 23368607.

It is not an unprimeable number, because it can be changed into a prime (23368643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30868 + ... + 31615.

It is an arithmetic number, because the mean of its divisors is an integer number (2530602).

Almost surely, 2^23368642 is an apocalyptic number.

23368642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23368642 is a deficient number, since it is larger than the sum of its proper divisors (17120990).

23368642 is a wasteful number, since it uses less digits than its factorization.

23368642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62513.

The product of its digits is 41472, while the sum is 34.

The square root of 23368642 is about 4834.1123280288. The cubic root of 23368642 is about 285.8980271210.

The spelling of 23368642 in words is "twenty-three million, three hundred sixty-eight thousand, six hundred forty-two".