23112402 has 8 divisors (see below), whose sum is σ = 46224816. Its totient is φ = 7704132.

The previous prime is 23112373. The next prime is 23112403. The reversal of 23112402 is 20421132.

It is a sphenic number, since it is the product of 3 distinct primes.

23112402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (23112403) 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 3 ways as a sum of consecutive naturals, for example, 1926028 + ... + 1926039.

It is an arithmetic number, because the mean of its divisors is an integer number (5778102).

Almost surely, 2^23112402 is an apocalyptic number.

23112402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23112402 is a wasteful number, since it uses less digits than its factorization.

23112402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3852072.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 23112402 is about 4807.5359593039. The cubic root of 23112402 is about 284.8492154064.

Adding to 23112402 its reverse (20421132), we get a palindrome (43533534).

The spelling of 23112402 in words is "twenty-three million, one hundred twelve thousand, four hundred two".