859355425 has 6 divisors (see below), whose sum is σ = 1065600758. Its totient is φ = 687484320.

The previous prime is 859355411. The next prime is 859355429. The reversal of 859355425 is 524553958.

It can be written as a sum of positive squares in 3 ways, for example, as 95883264 + 763472161 = 9792^2 + 27631^2 .

It is not a de Polignac number, because 859355425 - 2⁷ = 859355297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (859355429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17187084 + ... + 17187133.

Almost surely, 2^859355425 is an apocalyptic number.

It is an amenable number.

859355425 is a deficient number, since it is larger than the sum of its proper divisors (206245333).

859355425 is a wasteful number, since it uses less digits than its factorization.

859355425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34374227 (or 34374222 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 46.

The square root of 859355425 is about 29314.7646246733. The cubic root of 859355425 is about 950.7308964403.

The spelling of 859355425 in words is "eight hundred fifty-nine million, three hundred fifty-five thousand, four hundred twenty-five".