345735886 has 4 divisors (see below), whose sum is σ = 518603832. Its totient is φ = 172867942.

The previous prime is 345735869. The next prime is 345735893. The reversal of 345735886 is 688537543.

345735886 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 688537543 = 43 ⋅16012501.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86433970 + ... + 86433973.

It is an arithmetic number, because the mean of its divisors is an integer number (129650958).

Almost surely, 2^345735886 is an apocalyptic number.

345735886 is a deficient number, since it is larger than the sum of its proper divisors (172867946).

345735886 is a wasteful number, since it uses less digits than its factorization.

345735886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172867945.

The product of its digits is 2419200, while the sum is 49.

The square root of 345735886 is about 18593.9744541074. The cubic root of 345735886 is about 701.8562203679.

The spelling of 345735886 in words is "three hundred forty-five million, seven hundred thirty-five thousand, eight hundred eighty-six".