340453688 has 32 divisors (see below), whose sum is σ = 651000000. Its totient is φ = 166872960.

The previous prime is 340453651. The next prime is 340453697. The reversal of 340453688 is 886354043.

It is a happy number.

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, 169313 + ... + 171311.

It is an arithmetic number, because the mean of its divisors is an integer number (20343750).

Almost surely, 2^340453688 is an apocalyptic number.

It is an amenable number.

340453688 is a deficient number, since it is larger than the sum of its proper divisors (310546312).

340453688 is a wasteful number, since it uses less digits than its factorization.

340453688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2415 (or 2411 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 340453688 is about 18451.3871565257. The cubic root of 340453688 is about 698.2635108214.

The spelling of 340453688 in words is "three hundred forty million, four hundred fifty-three thousand, six hundred eighty-eight".