343840774 has 16 divisors (see below), whose sum is σ = 526060080. Its totient is φ = 168507360.

The previous prime is 343840769. The next prime is 343840781. The reversal of 343840774 is 477048343.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30937 + ... + 40555.

It is an arithmetic number, because the mean of its divisors is an integer number (32878755).

Almost surely, 2^343840774 is an apocalyptic number.

343840774 is a deficient number, since it is larger than the sum of its proper divisors (182219306).

343840774 is a wasteful number, since it uses less digits than its factorization.

343840774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9975.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 343840774 is about 18542.9440488829. The cubic root of 343840774 is about 700.5714884051.

The spelling of 343840774 in words is "three hundred forty-three million, eight hundred forty thousand, seven hundred seventy-four".