340663810 has 32 divisors (see below), whose sum is σ = 657165312. Its totient is φ = 126815040.

The previous prime is 340663769. The next prime is 340663811. The reversal of 340663810 is 18366043.

340663810 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×340663810² = 232103662887432200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340663811) 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 15 ways as a sum of consecutive naturals, for example, 11506 + ... + 28525.

It is an arithmetic number, because the mean of its divisors is an integer number (20536416).

Almost surely, 2^340663810 is an apocalyptic number.

340663810 is a deficient number, since it is larger than the sum of its proper divisors (316501502).

340663810 is a wasteful number, since it uses less digits than its factorization.

340663810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40098.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 340663810 is about 18457.0802132948. The cubic root of 340663810 is about 698.4071332449.

The spelling of 340663810 in words is "three hundred forty million, six hundred sixty-three thousand, eight hundred ten".