339321091 has 4 divisors (see below), whose sum is σ = 339846192. Its totient is φ = 338795992.

The previous prime is 339321067. The next prime is 339321097. The reversal of 339321091 is 190123933.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190123933 = 607 ⋅313219.

It is a cyclic number.

It is not a de Polignac number, because 339321091 - 2²⁷ = 205103363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (339321097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261580 + ... + 262873.

It is an arithmetic number, because the mean of its divisors is an integer number (84961548).

Almost surely, 2^339321091 is an apocalyptic number.

339321091 is a deficient number, since it is larger than the sum of its proper divisors (525101).

339321091 is an equidigital number, since it uses as much as digits as its factorization.

339321091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525100.

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 339321091 is about 18420.6702103914. The cubic root of 339321091 is about 697.4883395403.

The spelling of 339321091 in words is "three hundred thirty-nine million, three hundred twenty-one thousand, ninety-one".