340727408 has 20 divisors (see below), whose sum is σ = 754468080. Its totient is φ = 146025984.

The previous prime is 340727381. The next prime is 340727441. The reversal of 340727408 is 804727043.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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, 1520993 + ... + 1521216.

It is an arithmetic number, because the mean of its divisors is an integer number (37723404).

Almost surely, 2^340727408 is an apocalyptic number.

It is an amenable number.

340727408 is an abundant number, since it is smaller than the sum of its proper divisors (413740672).

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

340727408 is a wasteful number, since it uses less digits than its factorization.

340727408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042224 (or 3042218 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 340727408 is about 18458.8029947773. The cubic root of 340727408 is about 698.4505920566.

The spelling of 340727408 in words is "three hundred forty million, seven hundred twenty-seven thousand, four hundred eight".