14001939 has 24 divisors (see below), whose sum is σ = 23512320. Its totient is φ = 7863408.

The previous prime is 14001919. The next prime is 14001941. The reversal of 14001939 is 93910041.

14001939 = T₂₅ + T₂₆ + ... + T₄₃₇.

It is not a de Polignac number, because 14001939 - 2⁵ = 14001907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14001919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1834 + ... + 5600.

It is an arithmetic number, because the mean of its divisors is an integer number (979680).

Almost surely, 2^14001939 is an apocalyptic number.

14001939 is a deficient number, since it is larger than the sum of its proper divisors (9510381).

14001939 is a wasteful number, since it uses less digits than its factorization.

14001939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839 (or 3836 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 14001939 is about 3741.9164875769. The cubic root of 14001939 is about 241.0253527273.

The spelling of 14001939 in words is "fourteen million, one thousand, nine hundred thirty-nine".