339954399 has 12 divisors (see below), whose sum is σ = 492874200. Its totient is φ = 225792144.

The previous prime is 339954397. The next prime is 339954427. The reversal of 339954399 is 993459933.

It is a happy number.

339954399 is a `hidden beast` number, since 3 + 3 + 9 + 9 + 543 + 99 = 666.

It is not a de Polignac number, because 339954399 - 2¹ = 339954397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (339954397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67789 + ... + 72630.

It is an arithmetic number, because the mean of its divisors is an integer number (41072850).

Almost surely, 2^339954399 is an apocalyptic number.

339954399 is a deficient number, since it is larger than the sum of its proper divisors (152919801).

339954399 is a wasteful number, since it uses less digits than its factorization.

339954399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140694 (or 140691 counting only the distinct ones).

The product of its digits is 3542940, while the sum is 54.

The square root of 339954399 is about 18437.8523423961. The cubic root of 339954399 is about 697.9219999977.

The spelling of 339954399 in words is "three hundred thirty-nine million, nine hundred fifty-four thousand, three hundred ninety-nine".