339393409 has 16 divisors (see below), whose sum is σ = 373032000. Its totient is φ = 307540800.

The previous prime is 339393331. The next prime is 339393427. The reversal of 339393409 is 904393933.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-339393409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339393499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57234 + ... + 62884.

It is an arithmetic number, because the mean of its divisors is an integer number (23314500).

Almost surely, 2^339393409 is an apocalyptic number.

It is an amenable number.

339393409 is a deficient number, since it is larger than the sum of its proper divisors (33638591).

339393409 is a wasteful number, since it uses less digits than its factorization.

339393409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5808.

The product of its (nonzero) digits is 236196, while the sum is 43.

The square root of 339393409 is about 18422.6330637073. The cubic root of 339393409 is about 697.5378868866.

The spelling of 339393409 in words is "three hundred thirty-nine million, three hundred ninety-three thousand, four hundred nine".