340516040 has 16 divisors (see below), whose sum is σ = 766161180. Its totient is φ = 136206400.

The previous prime is 340516039. The next prime is 340516061. The reversal of 340516040 is 40615043.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 329132164 + 11383876 = 18142^2 + 3374^2 .

It is a junction number, because it is equal to n+sod(n) for n = 340515997 and 340516015.

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, 4256411 + ... + 4256490.

Almost surely, 2^340516040 is an apocalyptic number.

It is an amenable number.

340516040 is an abundant number, since it is smaller than the sum of its proper divisors (425645140).

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

340516040 is a wasteful number, since it uses less digits than its factorization.

340516040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8512912 (or 8512908 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 340516040 is about 18453.0767082349. The cubic root of 340516040 is about 698.3061357758.

The spelling of 340516040 in words is "three hundred forty million, five hundred sixteen thousand, forty".