86630000 has 50 divisors (see below), whose sum is σ = 209764104. Its totient is φ = 34648000.

The previous prime is 86629997. The next prime is 86630003. The reversal of 86630000 is 3668.

It is an interprime number because it is at equal distance from previous prime (86629997) and next prime (86630003).

It is a tau number, because it is divible by the number of its divisors (50).

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86630003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5669 + ... + 14331.

Almost surely, 2^86630000 is an apocalyptic number.

86630000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86630000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104882052).

86630000 is an abundant number, since it is smaller than the sum of its proper divisors (123134104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86630000 is an equidigital number, since it uses as much as digits as its factorization.

86630000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8691 (or 8670 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 86630000 is about 9307.5238382719. The cubic root of 86630000 is about 442.4757133936.

Adding to 86630000 its reverse (3668), we get a palindrome (86633668).

The spelling of 86630000 in words is "eighty-six million, six hundred thirty thousand".