345585825 has 48 divisors (see below), whose sum is σ = 683706240. Its totient is φ = 170130240.

The previous prime is 345585817. The next prime is 345585827. The reversal of 345585825 is 528585543.

345585825 is a `hidden beast` number, since 3 + 45 + 585 + 8 + 25 = 666.

It is not a de Polignac number, because 345585825 - 2³ = 345585817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (345585827) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10917 + ... + 28466.

It is an arithmetic number, because the mean of its divisors is an integer number (14243880).

Almost surely, 2^345585825 is an apocalyptic number.

It is an amenable number.

345585825 is a deficient number, since it is larger than the sum of its proper divisors (338120415).

345585825 is a wasteful number, since it uses less digits than its factorization.

345585825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39415 (or 39404 counting only the distinct ones).

The product of its digits is 960000, while the sum is 45.

The square root of 345585825 is about 18589.9388110881. The cubic root of 345585825 is about 701.7546626067.

The spelling of 345585825 in words is "three hundred forty-five million, five hundred eighty-five thousand, eight hundred twenty-five".