13864090 has 16 divisors (see below), whose sum is σ = 24998400. Its totient is φ = 5536080.

The previous prime is 13864073. The next prime is 13864121. The reversal of 13864090 is 9046831.

13864090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 9211 + ... + 10609.

It is an arithmetic number, because the mean of its divisors is an integer number (1562400).

Almost surely, 2^13864090 is an apocalyptic number.

13864090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13864090 is a deficient number, since it is larger than the sum of its proper divisors (11134310).

13864090 is a wasteful number, since it uses less digits than its factorization.

13864090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 13864090 is about 3723.4513559331. The cubic root of 13864090 is about 240.2317784043.

It can be divided in two parts, 1386 and 4090, that added together give a square (5476 = 74²).

The spelling of 13864090 in words is "thirteen million, eight hundred sixty-four thousand, ninety".