13886930 has 8 divisors (see below), whose sum is σ = 24996492. Its totient is φ = 5554768.

The previous prime is 13886921. The next prime is 13886933. The reversal of 13886930 is 3968831.

It can be written as a sum of positive squares in 2 ways, for example, as 12880921 + 1006009 = 3589^2 + 1003^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13886933) 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, 694337 + ... + 694356.

Almost surely, 2^13886930 is an apocalyptic number.

13886930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13886930 is a deficient number, since it is larger than the sum of its proper divisors (11109562).

13886930 is a wasteful number, since it uses less digits than its factorization.

13886930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388700.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 13886930 is about 3726.5171407093. The cubic root of 13886930 is about 240.3636270266.

The spelling of 13886930 in words is "thirteen million, eight hundred eighty-six thousand, nine hundred thirty".