86829538 has 8 divisors (see below), whose sum is σ = 134735580. Its totient is φ = 41917680.

The previous prime is 86829527. The next prime is 86829553. The reversal of 86829538 is 83592868.

It can be written as a sum of positive squares in 2 ways, for example, as 82573569 + 4255969 = 9087^2 + 2063^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 86829491 and 86829500.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748473 + ... + 748588.

Almost surely, 2^86829538 is an apocalyptic number.

86829538 is a deficient number, since it is larger than the sum of its proper divisors (47906042).

86829538 is a wasteful number, since it uses less digits than its factorization.

86829538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497092.

The product of its digits is 829440, while the sum is 49.

The square root of 86829538 is about 9318.2368503918. The cubic root of 86829538 is about 442.8151763116.

The spelling of 86829538 in words is "eighty-six million, eight hundred twenty-nine thousand, five hundred thirty-eight".