86441560 has 32 divisors (see below), whose sum is σ = 194762160. Its totient is φ = 34528896.

The previous prime is 86441543. The next prime is 86441561. The reversal of 86441560 is 6514468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86441561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48607 + ... + 50353.

Almost surely, 2^86441560 is an apocalyptic number.

It is an amenable number.

86441560 is an abundant number, since it is smaller than the sum of its proper divisors (108320600).

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

86441560 is a wasteful number, since it uses less digits than its factorization.

86441560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2995 (or 2991 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 86441560 is about 9297.3953341783. The cubic root of 86441560 is about 442.1546519694.

Subtracting from 86441560 its sum of digits (34), we obtain a triangular number (86441526 = T₁₃₁₄₈).

It can be divided in two parts, 864 and 41560, that added together give a palindrome (42424).

The spelling of 86441560 in words is "eighty-six million, four hundred forty-one thousand, five hundred sixty".