14199820 has 12 divisors (see below), whose sum is σ = 29819664. Its totient is φ = 5679920.

The previous prime is 14199803. The next prime is 14199833. The reversal of 14199820 is 2899141.

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, 354976 + ... + 355015.

It is an arithmetic number, because the mean of its divisors is an integer number (2484972).

Almost surely, 2^14199820 is an apocalyptic number.

14199820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14199820 is an abundant number, since it is smaller than the sum of its proper divisors (15619844).

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

14199820 is a wasteful number, since it uses less digits than its factorization.

14199820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710000 (or 709998 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 14199820 is about 3768.2648526875. The cubic root of 14199820 is about 242.1554677996.

The spelling of 14199820 in words is "fourteen million, one hundred ninety-nine thousand, eight hundred twenty".