86245500 has 96 divisors (see below), whose sum is σ = 274030848. Its totient is φ = 20904000.

The previous prime is 86245499. The next prime is 86245519. The reversal of 86245500 is 554268.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13887 + ... + 19113.

It is an arithmetic number, because the mean of its divisors is an integer number (2854488).

Almost surely, 2^86245500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86245500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137015424).

86245500 is an abundant number, since it is smaller than the sum of its proper divisors (187785348).

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

86245500 is a wasteful number, since it uses less digits than its factorization.

86245500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260 (or 5248 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 86245500 is about 9286.8455354873. The cubic root of 86245500 is about 441.8201120249.

Adding to 86245500 its reverse (554268), we get a palindrome (86799768).

The spelling of 86245500 in words is "eighty-six million, two hundred forty-five thousand, five hundred".