340734807 has 12 divisors (see below), whose sum is σ = 562482960. Its totient is φ = 194705568.

The previous prime is 340734803. The next prime is 340734817. The reversal of 340734807 is 708437043.

It is not a de Polignac number, because 340734807 - 2² = 340734803 is a prime.

It is a super-2 number, since 2×340734807² = 232200417402654498, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340734803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2704182 + ... + 2704307.

It is an arithmetic number, because the mean of its divisors is an integer number (46873580).

Almost surely, 2^340734807 is an apocalyptic number.

340734807 is a deficient number, since it is larger than the sum of its proper divisors (221748153).

340734807 is a wasteful number, since it uses less digits than its factorization.

340734807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5408502 (or 5408499 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 340734807 is about 18459.0034129690. The cubic root of 340734807 is about 698.4556477095.

The spelling of 340734807 in words is "three hundred forty million, seven hundred thirty-four thousand, eight hundred seven".