340370440 has 16 divisors (see below), whose sum is σ = 765833580. Its totient is φ = 136148160.

The previous prime is 340370431. The next prime is 340370453. The reversal of 340370440 is 44073043.

It can be written as a sum of positive squares in 2 ways, for example, as 339075396 + 1295044 = 18414^2 + 1138^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4254591 + ... + 4254670.

Almost surely, 2^340370440 is an apocalyptic number.

It is an amenable number.

340370440 is an abundant number, since it is smaller than the sum of its proper divisors (425463140).

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

340370440 is a wasteful number, since it uses less digits than its factorization.

340370440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8509272 (or 8509268 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 340370440 is about 18449.1311448534. The cubic root of 340370440 is about 698.2065928700.

The spelling of 340370440 in words is "three hundred forty million, three hundred seventy thousand, four hundred forty".