345409882 has 16 divisors (see below), whose sum is σ = 527978880. Its totient is φ = 169448112.

The previous prime is 345409879. The next prime is 345409903. The reversal of 345409882 is 288904543.

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 7 ways as a sum of consecutive naturals, for example, 14763 + ... + 30145.

It is an arithmetic number, because the mean of its divisors is an integer number (32998680).

Almost surely, 2^345409882 is an apocalyptic number.

345409882 is a deficient number, since it is larger than the sum of its proper divisors (182568998).

345409882 is a wasteful number, since it uses less digits than its factorization.

345409882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15597.

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 345409882 is about 18585.2059983203. The cubic root of 345409882 is about 701.6355510664.

The spelling of 345409882 in words is "three hundred forty-five million, four hundred nine thousand, eight hundred eighty-two".