340346808 has 48 divisors (see below), whose sum is σ = 922633920. Its totient is φ = 113342976.

The previous prime is 340346803. The next prime is 340346827. The reversal of 340346808 is 808643043.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340346803) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 129960 + ... + 132552.

It is an arithmetic number, because the mean of its divisors is an integer number (19221540).

Almost surely, 2^340346808 is an apocalyptic number.

It is an amenable number.

340346808 is an abundant number, since it is smaller than the sum of its proper divisors (582287112).

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

340346808 is a wasteful number, since it uses less digits than its factorization.

340346808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4428 (or 4421 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 340346808 is about 18448.4906699708. The cubic root of 340346808 is about 698.1904336132.

The spelling of 340346808 in words is "three hundred forty million, three hundred forty-six thousand, eight hundred eight".