340945456 has 20 divisors (see below), whose sum is σ = 662067000. Its totient is φ = 170089472.

The previous prime is 340945441. The next prime is 340945457. The reversal of 340945456 is 654549043.

It is not an unprimeable number, because it can be changed into a prime (340945457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16546 + ... + 30913.

It is an arithmetic number, because the mean of its divisors is an integer number (33103350).

Almost surely, 2^340945456 is an apocalyptic number.

It is an amenable number.

340945456 is a deficient number, since it is larger than the sum of its proper divisors (321121544).

340945456 is a wasteful number, since it uses less digits than its factorization.

340945456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47916 (or 47910 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 340945456 is about 18464.7083919568. The cubic root of 340945456 is about 698.5995510930.

The spelling of 340945456 in words is "three hundred forty million, nine hundred forty-five thousand, four hundred fifty-six".