345290682 has 32 divisors (see below), whose sum is σ = 759605184. Its totient is φ = 104631120.

The previous prime is 345290681. The next prime is 345290713. The reversal of 345290682 is 286092543.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 345290682.

It is not an unprimeable number, because it can be changed into a prime (345290681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13633 + ... + 29604.

It is an arithmetic number, because the mean of its divisors is an integer number (23737662).

Almost surely, 2^345290682 is an apocalyptic number.

345290682 is an abundant number, since it is smaller than the sum of its proper divisors (414314502).

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

345290682 is a wasteful number, since it uses less digits than its factorization.

345290682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43275 (or 43253 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 345290682 is about 18581.9988698740. The cubic root of 345290682 is about 701.5548309474.

The spelling of 345290682 in words is "three hundred forty-five million, two hundred ninety thousand, six hundred eighty-two".