340043365 has 8 divisors (see below), whose sum is σ = 408549240. Its totient is φ = 271703232.

The previous prime is 340043359. The next prime is 340043369. The reversal of 340043365 is 563340043.

It can be written as a sum of positive squares in 4 ways, for example, as 83521 + 339959844 = 289^2 + 18438^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340043365 - 2⁷ = 340043237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340043369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36874 + ... + 45163.

It is an arithmetic number, because the mean of its divisors is an integer number (51068655).

Almost surely, 2^340043365 is an apocalyptic number.

It is an amenable number.

340043365 is a deficient number, since it is larger than the sum of its proper divisors (68505875).

340043365 is an equidigital number, since it uses as much as digits as its factorization.

340043365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82871.

The product of its (nonzero) digits is 12960, while the sum is 28.

The square root of 340043365 is about 18440.2647757563. The cubic root of 340043365 is about 697.9828767046.

The spelling of 340043365 in words is "three hundred forty million, forty-three thousand, three hundred sixty-five".