339882921 has 24 divisors (see below), whose sum is σ = 594082944. Its totient is φ = 182793600.

The previous prime is 339882913. The next prime is 339882923. The reversal of 339882921 is 129288933.

It is not a de Polignac number, because 339882921 - 2³ = 339882913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (339882923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157605 + ... + 159746.

It is an arithmetic number, because the mean of its divisors is an integer number (24753456).

Almost surely, 2^339882921 is an apocalyptic number.

It is an amenable number.

339882921 is a deficient number, since it is larger than the sum of its proper divisors (254200023).

339882921 is a wasteful number, since it uses less digits than its factorization.

339882921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317381 (or 317378 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 339882921 is about 18435.9138910985. The cubic root of 339882921 is about 697.8730820981.

The spelling of 339882921 in words is "three hundred thirty-nine million, eight hundred eighty-two thousand, nine hundred twenty-one".