14199920 has 40 divisors (see below), whose sum is σ = 37732704. Its totient is φ = 4868352.

The previous prime is 14199917. The next prime is 14199959. The reversal of 14199920 is 2999141.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12119 + ... + 13238.

Almost surely, 2^14199920 is an apocalyptic number.

14199920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14199920 is an abundant number, since it is smaller than the sum of its proper divisors (23532784).

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

14199920 is a wasteful number, since it uses less digits than its factorization.

14199920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25377 (or 25371 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 35.

The square root of 14199920 is about 3768.2781213706. The cubic root of 14199920 is about 242.1560362456.

The spelling of 14199920 in words is "fourteen million, one hundred ninety-nine thousand, nine hundred twenty".