340309660 has 24 divisors (see below), whose sum is σ = 715117536. Its totient is φ = 136034880.

The previous prime is 340309579. The next prime is 340309681. The reversal of 340309660 is 66903043.

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 7 ways as a sum of consecutive naturals, for example, 31974 + ... + 41266.

It is an arithmetic number, because the mean of its divisors is an integer number (29796564).

Almost surely, 2^340309660 is an apocalyptic number.

It is an amenable number.

340309660 is an abundant number, since it is smaller than the sum of its proper divisors (374807876).

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

340309660 is a wasteful number, since it uses less digits than its factorization.

340309660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11133 (or 11131 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 340309660 is about 18447.4838392665. The cubic root of 340309660 is about 698.1650307777.

The spelling of 340309660 in words is "three hundred forty million, three hundred nine thousand, six hundred sixty".