23632642 has 16 divisors (see below), whose sum is σ = 39251232. Its totient is φ = 10581120.

The previous prime is 23632639. The next prime is 23632691. The reversal of 23632642 is 24623632.

It is a self number, because there is not a number n which added to its sum of digits gives 23632642.

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, 6543 + ... + 9490.

It is an arithmetic number, because the mean of its divisors is an integer number (2453202).

Almost surely, 2^23632642 is an apocalyptic number.

23632642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23632642 is a deficient number, since it is larger than the sum of its proper divisors (15618590).

23632642 is a wasteful number, since it uses less digits than its factorization.

23632642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16113.

The product of its digits is 10368, while the sum is 28.

The square root of 23632642 is about 4861.3415843777. The cubic root of 23632642 is about 286.9706129590.

It can be divided in two parts, 2363 and 2642, that added together give a palindrome (5005).

The spelling of 23632642 in words is "twenty-three million, six hundred thirty-two thousand, six hundred forty-two".