344294685 has 32 divisors (see below), whose sum is σ = 699521280. Its totient is φ = 157391424.

The previous prime is 344294669. The next prime is 344294723. The reversal of 344294685 is 586492443.

It is not a de Polignac number, because 344294685 - 2⁴ = 344294669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 344294685.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181222 + ... + 183111.

It is an arithmetic number, because the mean of its divisors is an integer number (21860040).

Almost surely, 2^344294685 is an apocalyptic number.

344294685 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

344294685 is an abundant number, since it is smaller than the sum of its proper divisors (355226595).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344294685 is a wasteful number, since it uses less digits than its factorization.

344294685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364354 (or 364348 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 344294685 is about 18555.1794655832. The cubic root of 344294685 is about 700.8796322709.

The spelling of 344294685 in words is "three hundred forty-four million, two hundred ninety-four thousand, six hundred eighty-five".