86439325 has 12 divisors (see below), whose sum is σ = 122497120. Its totient is φ = 59272560.

The previous prime is 86439323. The next prime is 86439329. The reversal of 86439325 is 52393468.

It is not a de Polignac number, because 86439325 - 2¹ = 86439323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86439323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246795 + ... + 247144.

Almost surely, 2^86439325 is an apocalyptic number.

It is an amenable number.

86439325 is a deficient number, since it is larger than the sum of its proper divisors (36057795).

86439325 is a wasteful number, since it uses less digits than its factorization.

86439325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493956 (or 493951 counting only the distinct ones).

The product of its digits is 155520, while the sum is 40.

The square root of 86439325 is about 9297.2751384478. The cubic root of 86439325 is about 442.1508412092.

The spelling of 86439325 in words is "eighty-six million, four hundred thirty-nine thousand, three hundred twenty-five".