345814628 has 6 divisors (see below), whose sum is σ = 605175606. Its totient is φ = 172907312.

The previous prime is 345814627. The next prime is 345814631. The reversal of 345814628 is 826418543.

345814628 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 244046884 + 101767744 = 15622^2 + 10088^2 .

It is not an unprimeable number, because it can be changed into a prime (345814621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43226825 + ... + 43226832.

It is an arithmetic number, because the mean of its divisors is an integer number (100862601).

Almost surely, 2^345814628 is an apocalyptic number.

It is an amenable number.

345814628 is a deficient number, since it is larger than the sum of its proper divisors (259360978).

345814628 is a wasteful number, since it uses less digits than its factorization.

345814628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86453661 (or 86453659 counting only the distinct ones).

The product of its digits is 184320, while the sum is 41.

The square root of 345814628 is about 18596.0917399329. The cubic root of 345814628 is about 701.9094993492.

The spelling of 345814628 in words is "three hundred forty-five million, eight hundred fourteen thousand, six hundred twenty-eight".