13995582 has 8 divisors (see below), whose sum is σ = 27991176. Its totient is φ = 4665192.

The previous prime is 13995581. The next prime is 13995589. The reversal of 13995582 is 28559931.

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

13995582 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13995581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166293 + ... + 1166304.

It is an arithmetic number, because the mean of its divisors is an integer number (3498897).

Almost surely, 2^13995582 is an apocalyptic number.

13995582 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.

13995582 is a wasteful number, since it uses less digits than its factorization.

13995582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332602.

The product of its digits is 97200, while the sum is 42.

The square root of 13995582 is about 3741.0669601064. The cubic root of 13995582 is about 240.9888713490.

The spelling of 13995582 in words is "thirteen million, nine hundred ninety-five thousand, five hundred eighty-two".