340594689 has 4 divisors (see below), whose sum is σ = 454126256. Its totient is φ = 227063124.

The previous prime is 340594687. The next prime is 340594691. The reversal of 340594689 is 986495043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (340594687) and next prime (340594691).

It is not a de Polignac number, because 340594689 - 2¹ = 340594687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340594687) 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, 56765779 + ... + 56765784.

It is an arithmetic number, because the mean of its divisors is an integer number (113531564).

Almost surely, 2^340594689 is an apocalyptic number.

It is an amenable number.

340594689 is a deficient number, since it is larger than the sum of its proper divisors (113531567).

340594689 is a wasteful number, since it uses less digits than its factorization.

340594689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113531566.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 340594689 is about 18455.2076390378. The cubic root of 340594689 is about 698.3598942335.

The spelling of 340594689 in words is "three hundred forty million, five hundred ninety-four thousand, six hundred eighty-nine".