347087 has 4 divisors (see below), whose sum is σ = 373800. Its totient is φ = 320376.

The previous prime is 347071. The next prime is 347099. The reversal of 347087 is 780743.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 780743 = 53 ⋅14731.

It is a cyclic number.

It is not a de Polignac number, because 347087 - 2⁴ = 347071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 347087.

It is not an unprimeable number, because it can be changed into a prime (347057) 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, 13337 + ... + 13362.

It is an arithmetic number, because the mean of its divisors is an integer number (93450).

2³⁴⁷⁰⁸⁷ is an apocalyptic number.

347087 is a deficient number, since it is larger than the sum of its proper divisors (26713).

347087 is a wasteful number, since it uses less digits than its factorization.

347087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26712.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 347087 is about 589.1408999552. The cubic root of 347087 is about 70.2769301900.

The spelling of 347087 in words is "three hundred forty-seven thousand, eighty-seven".