340645926 has 16 divisors (see below), whose sum is σ = 687907584. Its totient is φ = 112446024.

The previous prime is 340645901. The next prime is 340645931. The reversal of 340645926 is 629546043.

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, 274986 + ... + 276221.

It is an arithmetic number, because the mean of its divisors is an integer number (42994224).

Almost surely, 2^340645926 is an apocalyptic number.

340645926 is an abundant number, since it is smaller than the sum of its proper divisors (347261658).

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

340645926 is a wasteful number, since it uses less digits than its factorization.

340645926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551315.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 340645926 is about 18456.5957316077. The cubic root of 340645926 is about 698.3949114871.

The spelling of 340645926 in words is "three hundred forty million, six hundred forty-five thousand, nine hundred twenty-six".