23584140 has 36 divisors (see below), whose sum is σ = 71539104. Its totient is φ = 6289056.

The previous prime is 23584097. The next prime is 23584153. The reversal of 23584140 is 4148532.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65332 + ... + 65691.

Almost surely, 2^23584140 is an apocalyptic number.

23584140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23584140 is an abundant number, since it is smaller than the sum of its proper divisors (47954964).

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

23584140 is a wasteful number, since it uses less digits than its factorization.

23584140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131038 (or 131033 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 23584140 is about 4856.3504815859. The cubic root of 23584140 is about 286.7741589551.

The spelling of 23584140 in words is "twenty-three million, five hundred eighty-four thousand, one hundred forty".