86245446 has 128 divisors (see below), whose sum is σ = 224133120. Its totient is φ = 21555072.

The previous prime is 86245417. The next prime is 86245447. The reversal of 86245446 is 64454268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86245447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 679035 + ... + 679161.

It is an arithmetic number, because the mean of its divisors is an integer number (1751040).

Almost surely, 2^86245446 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86245446, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112066560).

86245446 is an abundant number, since it is smaller than the sum of its proper divisors (137887674).

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

86245446 is a wasteful number, since it uses less digits than its factorization.

86245446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218.

The product of its digits is 184320, while the sum is 39.

The square root of 86245446 is about 9286.8426281487. The cubic root of 86245446 is about 441.8200198141.

The spelling of 86245446 in words is "eighty-six million, two hundred forty-five thousand, four hundred forty-six".