339492497 has 4 divisors (see below), whose sum is σ = 339582960. Its totient is φ = 339402036.

The previous prime is 339492479. The next prime is 339492521. The reversal of 339492497 is 794294933.

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, and also an emirpimes, since its reverse is a distinct semiprime: 794294933 = 311 ⋅2554003.

It is a cyclic number.

It is not a de Polignac number, because 339492497 - 2¹⁰ = 339491473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339494497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39347 + ... + 47192.

It is an arithmetic number, because the mean of its divisors is an integer number (84895740).

Almost surely, 2^339492497 is an apocalyptic number.

It is an amenable number.

339492497 is a deficient number, since it is larger than the sum of its proper divisors (90463).

339492497 is an equidigital number, since it uses as much as digits as its factorization.

339492497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90462.

The product of its digits is 1469664, while the sum is 50.

The square root of 339492497 is about 18425.3221681467. The cubic root of 339492497 is about 697.6057637781.

The spelling of 339492497 in words is "three hundred thirty-nine million, four hundred ninety-two thousand, four hundred ninety-seven".