340693390 has 8 divisors (see below), whose sum is σ = 613248120. Its totient is φ = 136277352.

The previous prime is 340693387. The next prime is 340693393. The reversal of 340693390 is 93396043.

It is an interprime number because it is at equal distance from previous prime (340693387) and next prime (340693393).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340693393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17034660 + ... + 17034679.

It is an arithmetic number, because the mean of its divisors is an integer number (76656015).

Almost surely, 2^340693390 is an apocalyptic number.

340693390 is a deficient number, since it is larger than the sum of its proper divisors (272554730).

340693390 is a wasteful number, since it uses less digits than its factorization.

340693390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34069346.

The product of its (nonzero) digits is 52488, while the sum is 37.

The square root of 340693390 is about 18457.8815144100. The cubic root of 340693390 is about 698.4273470006.

The spelling of 340693390 in words is "three hundred forty million, six hundred ninety-three thousand, three hundred ninety".