340940294 has 16 divisors (see below), whose sum is σ = 555694080. Its totient is φ = 156287880.

The previous prime is 340940273. The next prime is 340940309. The reversal of 340940294 is 492049043.

It is a congruent number.

It is an unprimeable number.

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, 143534 + ... + 145889.

It is an arithmetic number, because the mean of its divisors is an integer number (34730880).

Almost surely, 2^340940294 is an apocalyptic number.

340940294 is a deficient number, since it is larger than the sum of its proper divisors (214753786).

340940294 is a wasteful number, since it uses less digits than its factorization.

340940294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289475.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 340940294 is about 18464.5686112619. The cubic root of 340940294 is about 698.5960254175.

The spelling of 340940294 in words is "three hundred forty million, nine hundred forty thousand, two hundred ninety-four".