340837 has 16 divisors (see below), whose sum is σ = 426240. Its totient is φ = 266112.

The previous prime is 340819. The next prime is 340849. The reversal of 340837 is 738043.

340837 = 29² + 30² + ... + 101².

It is not a de Polignac number, because 340837 - 2⁷ = 340709 is a prime.

It is an Ulam number.

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 340837.

It is not an unprimeable number, because it can be changed into a prime (340877) 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, 4633 + ... + 4705.

It is an arithmetic number, because the mean of its divisors is an integer number (26640).

2³⁴⁰⁸³⁷ is an apocalyptic number.

It is an amenable number.

340837 is a deficient number, since it is larger than the sum of its proper divisors (85403).

340837 is a wasteful number, since it uses less digits than its factorization.

340837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 340837 is about 583.8124698908. The cubic root of 340837 is about 69.8525467544.

The spelling of 340837 in words is "three hundred forty thousand, eight hundred thirty-seven".