340878916 has 24 divisors (see below), whose sum is σ = 685301120. Its totient is φ = 145331712.

The previous prime is 340878911. The next prime is 340878949. The reversal of 340878916 is 619878043.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (340878911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26136 + ... + 36943.

Almost surely, 2^340878916 is an apocalyptic number.

It is an amenable number.

340878916 is an abundant number, since it is smaller than the sum of its proper divisors (344422204).

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

340878916 is a wasteful number, since it uses less digits than its factorization.

340878916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63283 (or 63281 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 340878916 is about 18462.9064884162. The cubic root of 340878916 is about 698.5541011657.

The spelling of 340878916 in words is "three hundred forty million, eight hundred seventy-eight thousand, nine hundred sixteen".