13401624 has 16 divisors (see below), whose sum is σ = 33504120. Its totient is φ = 4467200.

The previous prime is 13401611. The next prime is 13401637. The reversal of 13401624 is 42610431.

13401624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13401611) and next prime (13401637).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 13401624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279177 + ... + 279224.

Almost surely, 2^13401624 is an apocalyptic number.

It is an amenable number.

13401624 is an abundant number, since it is smaller than the sum of its proper divisors (20102496).

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

13401624 is a wasteful number, since it uses less digits than its factorization.

13401624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558410 (or 558406 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 13401624 is about 3660.8228583202. The cubic root of 13401624 is about 237.5303687851.

The spelling of 13401624 in words is "thirteen million, four hundred one thousand, six hundred twenty-four".