343387 has 16 divisors (see below), whose sum is σ = 414720. Its totient is φ = 280800.

The previous prime is 343381. The next prime is 343391. The reversal of 343387 is 783343.

It is a cyclic number.

It is not a de Polignac number, because 343387 - 2³ = 343379 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6453 + ... + 6505.

It is an arithmetic number, because the mean of its divisors is an integer number (25920).

2³⁴³³⁸⁷ is an apocalyptic number.

343387 is a deficient number, since it is larger than the sum of its proper divisors (71333).

343387 is a wasteful number, since it uses less digits than its factorization.

343387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114.

The product of its digits is 6048, while the sum is 28.

The square root of 343387 is about 585.9923207688. The cubic root of 343387 is about 70.0263166356.

The spelling of 343387 in words is "three hundred forty-three thousand, three hundred eighty-seven".