340242864 has 160 divisors (see below), whose sum is σ = 1000602624. Its totient is φ = 98841600.

The previous prime is 340242839. The next prime is 340242883. The reversal of 340242864 is 468242043.

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 31 ways as a sum of consecutive naturals, for example, 2167074 + ... + 2167230.

Almost surely, 2^340242864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340242864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (500301312).

340242864 is an abundant number, since it is smaller than the sum of its proper divisors (660359760).

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

340242864 is a wasteful number, since it uses less digits than its factorization.

340242864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 340242864 is about 18445.6733138154. The cubic root of 340242864 is about 698.1193491644.

The spelling of 340242864 in words is "three hundred forty million, two hundred forty-two thousand, eight hundred sixty-four".