340974290 has 16 divisors (see below), whose sum is σ = 619714368. Its totient is φ = 135065136.

The previous prime is 340974289. The next prime is 340974329. The reversal of 340974290 is 92479043.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164492 + ... + 166551.

It is an arithmetic number, because the mean of its divisors is an integer number (38732148).

Almost surely, 2^340974290 is an apocalyptic number.

340974290 is a deficient number, since it is larger than the sum of its proper divisors (278740078).

340974290 is a wasteful number, since it uses less digits than its factorization.

340974290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331153.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 340974290 is about 18465.4891622183. The cubic root of 340974290 is about 698.6192442250.

The spelling of 340974290 in words is "three hundred forty million, nine hundred seventy-four thousand, two hundred ninety".