1609027325 has 24 divisors (see below), whose sum is σ = 2064237672. Its totient is φ = 1243192320.

The previous prime is 1609027319. The next prime is 1609027333. The reversal of 1609027325 is 5237209061.

It can be written as a sum of positive squares in 12 ways, for example, as 269320921 + 1339706404 = 16411^2 + 36602^2 .

It is not a de Polignac number, because 1609027325 - 2³⁰ = 535285501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120377 + ... + 133073.

It is an arithmetic number, because the mean of its divisors is an integer number (86009903).

Almost surely, 2^1609027325 is an apocalyptic number.

It is an amenable number.

1609027325 is a deficient number, since it is larger than the sum of its proper divisors (455210347).

1609027325 is a wasteful number, since it uses less digits than its factorization.

1609027325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12881 (or 12876 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 1609027325 is about 40112.6828447064. The cubic root of 1609027325 is about 1171.8026428332.

The spelling of 1609027325 in words is "one billion, six hundred nine million, twenty-seven thousand, three hundred twenty-five".