23881334 has 16 divisors (see below), whose sum is σ = 36384768. Its totient is φ = 11754792.

The previous prime is 23881331. The next prime is 23881339. The reversal of 23881334 is 43318832.

It is a happy number.

It is a super-2 number, since 2×23881334² = 1140636227239112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23881334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23881331) 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, 42137 + ... + 42699.

It is an arithmetic number, because the mean of its divisors is an integer number (2274048).

Almost surely, 2^23881334 is an apocalyptic number.

23881334 is a deficient number, since it is larger than the sum of its proper divisors (12503434).

23881334 is a wasteful number, since it uses less digits than its factorization.

23881334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859.

The product of its digits is 13824, while the sum is 32.

The square root of 23881334 is about 4886.8531797057. The cubic root of 23881334 is about 287.9737228469.

The spelling of 23881334 in words is "twenty-three million, eight hundred eighty-one thousand, three hundred thirty-four".