340535043 has 32 divisors (see below), whose sum is σ = 532857600. Its totient is φ = 214342848.

The previous prime is 340535021. The next prime is 340535047.

It is a happy number.

340535043 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 340535043 - 2⁵ = 340535011 is a prime.

It is a super-2 number, since 2×340535043² = 231928231022023698, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 340534998 and 340535016.

It is not an unprimeable number, because it can be changed into a prime (340535047) 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 31 ways as a sum of consecutive naturals, for example, 177055 + ... + 178967.

It is an arithmetic number, because the mean of its divisors is an integer number (16651800).

Almost surely, 2^340535043 is an apocalyptic number.

340535043 is a deficient number, since it is larger than the sum of its proper divisors (192322557).

340535043 is a wasteful number, since it uses less digits than its factorization.

340535043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288 (or 2282 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 340535043 is about 18453.5916016368. The cubic root of 340535043 is about 698.3191255355.

The spelling of 340535043 in words is "three hundred forty million, five hundred thirty-five thousand, forty-three".