340885040 has 40 divisors (see below), whose sum is σ = 794868768. Its totient is φ = 135956480.

The previous prime is 340885007. The next prime is 340885043. The reversal of 340885040 is 40588043.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×340885040² = 232405220991603200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340884988 and 340885006.

It is not an unprimeable number, because it can be changed into a prime (340885043) by changing a digit.

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, 22205 + ... + 34275.

Almost surely, 2^340885040 is an apocalyptic number.

It is an amenable number.

340885040 is an abundant number, since it is smaller than the sum of its proper divisors (453983728).

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

340885040 is a wasteful number, since it uses less digits than its factorization.

340885040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12437 (or 12431 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 340885040 is about 18463.0723337152. The cubic root of 340885040 is about 698.5582843908.

The spelling of 340885040 in words is "three hundred forty million, eight hundred eighty-five thousand, forty".