86601425 has 6 divisors (see below), whose sum is σ = 107385798. Its totient is φ = 69281120.

The previous prime is 86601421. The next prime is 86601443. The reversal of 86601425 is 52410668.

It can be written as a sum of positive squares in 3 ways, for example, as 25120144 + 61481281 = 5012^2 + 7841^2 .

It is not a de Polignac number, because 86601425 - 2² = 86601421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86601391 and 86601400.

It is not an unprimeable number, because it can be changed into a prime (86601421) 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, 1732004 + ... + 1732053.

It is an arithmetic number, because the mean of its divisors is an integer number (17897633).

Almost surely, 2^86601425 is an apocalyptic number.

It is an amenable number.

86601425 is a deficient number, since it is larger than the sum of its proper divisors (20784373).

86601425 is a wasteful number, since it uses less digits than its factorization.

86601425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3464067 (or 3464062 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 86601425 is about 9305.9886632211. The cubic root of 86601425 is about 442.4270576779.

The spelling of 86601425 in words is "eighty-six million, six hundred one thousand, four hundred twenty-five".