8427790325 has 12 divisors (see below), whose sum is σ = 10453419108. Its totient is φ = 6740323200.

The previous prime is 8427790313. The next prime is 8427790333. The reversal of 8427790325 is 5230977248.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2024910001 + 6402880324 = 44999^2 + 80018^2 .

It is not a de Polignac number, because 8427790325 - 2¹² = 8427786229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8427790325.

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, 45935 + ... + 137715.

It is an arithmetic number, because the mean of its divisors is an integer number (871118259).

Almost surely, 2^8427790325 is an apocalyptic number.

It is an amenable number.

8427790325 is a deficient number, since it is larger than the sum of its proper divisors (2025628783).

8427790325 is a wasteful number, since it uses less digits than its factorization.

8427790325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95464 (or 95459 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 8427790325 is about 91802.9973639205. The cubic root of 8427790325 is about 2035.0319908362.

The spelling of 8427790325 in words is "eight billion, four hundred twenty-seven million, seven hundred ninety thousand, three hundred twenty-five".