1625230325 has 12 divisors (see below), whose sum is σ = 2084779140. Its totient is φ = 1255349760.

The previous prime is 1625230307. The next prime is 1625230333. The reversal of 1625230325 is 5230325261.

It can be written as a sum of positive squares in 6 ways, for example, as 44849809 + 1580380516 = 6697^2 + 39754^2 .

It is not a de Polignac number, because 1625230325 - 2¹⁰ = 1625229301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1120124 + ... + 1121573.

It is an arithmetic number, because the mean of its divisors is an integer number (173731595).

Almost surely, 2^1625230325 is an apocalyptic number.

It is an amenable number.

1625230325 is a deficient number, since it is larger than the sum of its proper divisors (459548815).

1625230325 is a wasteful number, since it uses less digits than its factorization.

1625230325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241736 (or 2241731 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 1625230325 is about 40314.1454702937. The cubic root of 1625230325 is about 1175.7228869965.

Adding to 1625230325 its reverse (5230325261), we get a palindrome (6855555586).

The spelling of 1625230325 in words is "one billion, six hundred twenty-five million, two hundred thirty thousand, three hundred twenty-five".