13863774 has 16 divisors (see below), whose sum is σ = 28142208. Its totient is φ = 4552152.

The previous prime is 13863767. The next prime is 13863791. The reversal of 13863774 is 47736831.

It is a congruent number.

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, 16842 + ... + 17645.

It is an arithmetic number, because the mean of its divisors is an integer number (1758888).

Almost surely, 2^13863774 is an apocalyptic number.

13863774 is an abundant number, since it is smaller than the sum of its proper divisors (14278434).

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

13863774 is a wasteful number, since it uses less digits than its factorization.

13863774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34559.

The product of its digits is 84672, while the sum is 39.

The square root of 13863774 is about 3723.4089219424. The cubic root of 13863774 is about 240.2299532137.

The spelling of 13863774 in words is "thirteen million, eight hundred sixty-three thousand, seven hundred seventy-four".