347499 has 6 divisors (see below), whose sum is σ = 501956. Its totient is φ = 231660.

The previous prime is 347489. The next prime is 347509. The reversal of 347499 is 994743.

It is an interprime number because it is at equal distance from previous prime (347489) and next prime (347509).

It is not a de Polignac number, because 347499 - 2¹¹ = 345451 is a prime.

It is a super-4 number, since 4×347499⁴ (a number of 23 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347489) 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 5 ways as a sum of consecutive naturals, for example, 19297 + ... + 19314.

2³⁴⁷⁴⁹⁹ is an apocalyptic number.

347499 is a deficient number, since it is larger than the sum of its proper divisors (154457).

347499 is a wasteful number, since it uses less digits than its factorization.

347499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38617 (or 38614 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 347499 is about 589.4904579380. The cubic root of 347499 is about 70.3047259553.

The spelling of 347499 in words is "three hundred forty-seven thousand, four hundred ninety-nine".