340666830 has 64 divisors (see below), whose sum is σ = 1038228480. Its totient is φ = 77866272.

The previous prime is 340666829. The next prime is 340666831. The reversal of 340666830 is 38666043.

It is an interprime number because it is at equal distance from previous prime (340666829) and next prime (340666831).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340666831) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88234 + ... + 92013.

It is an arithmetic number, because the mean of its divisors is an integer number (16222320).

Almost surely, 2^340666830 is an apocalyptic number.

340666830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

340666830 is an abundant number, since it is smaller than the sum of its proper divisors (697561650).

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

340666830 is a wasteful number, since it uses less digits than its factorization.

340666830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180270 (or 180264 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 340666830 is about 18457.1620245367. The cubic root of 340666830 is about 698.4091970424.

The spelling of 340666830 in words is "three hundred forty million, six hundred sixty-six thousand, eight hundred thirty".