340255443 has 16 divisors (see below), whose sum is σ = 496717056. Its totient is φ = 205465440.

The previous prime is 340255423. The next prime is 340255451. The reversal of 340255443 is 344552043.

It is not a de Polignac number, because 340255443 - 2⁶ = 340255379 is a prime.

It is a super-2 number, since 2×340255443² = 231547532982252498, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 340255443.

It is not an unprimeable number, because it can be changed into a prime (340255403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9471 + ... + 27752.

It is an arithmetic number, because the mean of its divisors is an integer number (31044816).

Almost surely, 2^340255443 is an apocalyptic number.

340255443 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

340255443 is a deficient number, since it is larger than the sum of its proper divisors (156461613).

340255443 is a wasteful number, since it uses less digits than its factorization.

340255443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37514.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 340255443 is about 18446.0142849343. The cubic root of 340255443 is about 698.1279523672.

The spelling of 340255443 in words is "three hundred forty million, two hundred fifty-five thousand, four hundred forty-three".