345135786 has 64 divisors (see below), whose sum is σ = 740275200. Its totient is φ = 107072000.

The previous prime is 345135773. The next prime is 345135809. The reversal of 345135786 is 687531543.

It is a super-3 number, since 3×345135786³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 720295 + ... + 720773.

It is an arithmetic number, because the mean of its divisors is an integer number (11566800).

Almost surely, 2^345135786 is an apocalyptic number.

345135786 is an abundant number, since it is smaller than the sum of its proper divisors (395139414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345135786 is a wasteful number, since it uses less digits than its factorization.

345135786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655.

The product of its digits is 302400, while the sum is 42.

The square root of 345135786 is about 18577.8304976658. The cubic root of 345135786 is about 701.4499103726.

The spelling of 345135786 in words is "three hundred forty-five million, one hundred thirty-five thousand, seven hundred eighty-six".