340666674 has 16 divisors (see below), whose sum is σ = 684564960. Its totient is φ = 113016960.

The previous prime is 340666673. The next prime is 340666681. The reversal of 340666674 is 476666043.

It is not an unprimeable number, because it can be changed into a prime (340666673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133279 + ... + 135810.

It is an arithmetic number, because the mean of its divisors is an integer number (42785310).

Almost surely, 2^340666674 is an apocalyptic number.

340666674 is an abundant number, since it is smaller than the sum of its proper divisors (343898286).

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

340666674 is a wasteful number, since it uses less digits than its factorization.

340666674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269305.

The product of its (nonzero) digits is 435456, while the sum is 42.

The square root of 340666674 is about 18457.1577985344. The cubic root of 340666674 is about 698.4090904359.

The spelling of 340666674 in words is "three hundred forty million, six hundred sixty-six thousand, six hundred seventy-four".