23313642 has 16 divisors (see below), whose sum is σ = 50866272. Its totient is φ = 7064720.

The previous prime is 23313629. The next prime is 23313671. The reversal of 23313642 is 24631332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176553 + ... + 176684.

It is an arithmetic number, because the mean of its divisors is an integer number (3179142).

Almost surely, 2^23313642 is an apocalyptic number.

23313642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23313642 is an abundant number, since it is smaller than the sum of its proper divisors (27552630).

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

23313642 is a wasteful number, since it uses less digits than its factorization.

23313642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353253.

The product of its digits is 2592, while the sum is 24.

The square root of 23313642 is about 4828.4202385459. The cubic root of 23313642 is about 285.6735561703.

Adding to 23313642 its reverse (24631332), we get a palindrome (47944974).

The spelling of 23313642 in words is "twenty-three million, three hundred thirteen thousand, six hundred forty-two".