340491694 has 8 divisors (see below), whose sum is σ = 511436520. Its totient is φ = 170012856.

The previous prime is 340491677. The next prime is 340491707. The reversal of 340491694 is 496194043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114664 + ... + 117595.

It is an arithmetic number, because the mean of its divisors is an integer number (63929565).

Almost surely, 2^340491694 is an apocalyptic number.

340491694 is a deficient number, since it is larger than the sum of its proper divisors (170944826).

340491694 is a wasteful number, since it uses less digits than its factorization.

340491694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232994.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 340491694 is about 18452.4170232520. The cubic root of 340491694 is about 698.2894930293.

The spelling of 340491694 in words is "three hundred forty million, four hundred ninety-one thousand, six hundred ninety-four".