339188149 has 4 divisors (see below), whose sum is σ = 343834636. Its totient is φ = 334541664.

The previous prime is 339188123. The next prime is 339188177. The reversal of 339188149 is 941881933.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 222159025 + 117029124 = 14905^2 + 10818^2 .

It is a cyclic number.

It is not a de Polignac number, because 339188149 - 2⁵ = 339188117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 339188099 and 339188108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (339186149) 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, 2323134 + ... + 2323279.

It is an arithmetic number, because the mean of its divisors is an integer number (85958659).

Almost surely, 2^339188149 is an apocalyptic number.

It is an amenable number.

339188149 is a deficient number, since it is larger than the sum of its proper divisors (4646487).

339188149 is an equidigital number, since it uses as much as digits as its factorization.

339188149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4646486.

The product of its digits is 186624, while the sum is 46.

The square root of 339188149 is about 18417.0613562533. The cubic root of 339188149 is about 697.3972384078.

The spelling of 339188149 in words is "three hundred thirty-nine million, one hundred eighty-eight thousand, one hundred forty-nine".