345268985 has 16 divisors (see below), whose sum is σ = 432867456. Its totient is φ = 263881728.

The previous prime is 345268933. The next prime is 345268999. The reversal of 345268985 is 589862543.

It is a cyclic number.

It is not a de Polignac number, because 345268985 - 2¹² = 345264889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138722 + ... + 141188.

It is an arithmetic number, because the mean of its divisors is an integer number (27054216).

Almost surely, 2^345268985 is an apocalyptic number.

It is an amenable number.

345268985 is a deficient number, since it is larger than the sum of its proper divisors (87598471).

345268985 is a wasteful number, since it uses less digits than its factorization.

345268985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3712.

The product of its digits is 2073600, while the sum is 50.

The square root of 345268985 is about 18581.4150429939. The cubic root of 345268985 is about 701.5401361267.

The spelling of 345268985 in words is "three hundred forty-five million, two hundred sixty-eight thousand, nine hundred eighty-five".