339251421 has 4 divisors (see below), whose sum is σ = 452335232. Its totient is φ = 226167612.

The previous prime is 339251413. The next prime is 339251447. The reversal of 339251421 is 124152933.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 339251421 - 2³ = 339251413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (339250421) 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 3 ways as a sum of consecutive naturals, for example, 56541901 + ... + 56541906.

It is an arithmetic number, because the mean of its divisors is an integer number (113083808).

Almost surely, 2^339251421 is an apocalyptic number.

It is an amenable number.

339251421 is a deficient number, since it is larger than the sum of its proper divisors (113083811).

339251421 is a wasteful number, since it uses less digits than its factorization.

339251421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113083810.

The product of its digits is 6480, while the sum is 30.

The square root of 339251421 is about 18418.7790311953. The cubic root of 339251421 is about 697.4405997642.

The spelling of 339251421 in words is "three hundred thirty-nine million, two hundred fifty-one thousand, four hundred twenty-one".