345357885 has 32 divisors (see below), whose sum is σ = 560846592. Its totient is φ = 181452800.

The previous prime is 345357853. The next prime is 345357893. The reversal of 345357885 is 588753543.

It is not a de Polignac number, because 345357885 - 2⁵ = 345357853 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388912 + ... + 389798.

It is an arithmetic number, because the mean of its divisors is an integer number (17526456).

Almost surely, 2^345357885 is an apocalyptic number.

It is an amenable number.

345357885 is a deficient number, since it is larger than the sum of its proper divisors (215488707).

345357885 is a wasteful number, since it uses less digits than its factorization.

345357885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253.

The product of its digits is 2016000, while the sum is 48.

The square root of 345357885 is about 18583.8070642159. The cubic root of 345357885 is about 701.6003419072.

The spelling of 345357885 in words is "three hundred forty-five million, three hundred fifty-seven thousand, eight hundred eighty-five".