84390325 has 6 divisors (see below), whose sum is σ = 104644034. Its totient is φ = 67512240.

The previous prime is 84390323. The next prime is 84390337. The reversal of 84390325 is 52309348.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3066001 + 81324324 = 1751^2 + 9018^2 .

It is not a de Polignac number, because 84390325 - 2¹ = 84390323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84390323) 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, 1687782 + ... + 1687831.

Almost surely, 2^84390325 is an apocalyptic number.

It is an amenable number.

84390325 is a deficient number, since it is larger than the sum of its proper divisors (20253709).

84390325 is a wasteful number, since it uses less digits than its factorization.

84390325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3375623 (or 3375618 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 84390325 is about 9186.4206849023. The cubic root of 84390325 is about 438.6292135373.

The spelling of 84390325 in words is "eighty-four million, three hundred ninety thousand, three hundred twenty-five".