343534385 has 8 divisors (see below), whose sum is σ = 436490856. Its totient is φ = 258661120.

The previous prime is 343534363. The next prime is 343534397. The reversal of 343534385 is 583435343.

It can be written as a sum of positive squares in 4 ways, for example, as 4532641 + 339001744 = 2129^2 + 18412^2 .

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

It is not a de Polignac number, because 343534385 - 2⁸ = 343534129 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2020706 + ... + 2020875.

It is an arithmetic number, because the mean of its divisors is an integer number (54561357).

Almost surely, 2^343534385 is an apocalyptic number.

It is an amenable number.

343534385 is a deficient number, since it is larger than the sum of its proper divisors (92956471).

343534385 is a wasteful number, since it uses less digits than its factorization.

343534385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041603.

The product of its digits is 259200, while the sum is 38.

The square root of 343534385 is about 18534.6806015102. The cubic root of 343534385 is about 700.3633385855.

The spelling of 343534385 in words is "three hundred forty-three million, five hundred thirty-four thousand, three hundred eighty-five".