86549736 has 128 divisors (see below), whose sum is σ = 278046720. Its totient is φ = 21821184.

The previous prime is 86549699. The next prime is 86549773. The reversal of 86549736 is 63794568.

It is an interprime number because it is at equal distance from previous prime (86549699) and next prime (86549773).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49371 + ... + 51093.

It is an arithmetic number, because the mean of its divisors is an integer number (2172240).

Almost surely, 2^86549736 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 86549736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139023360).

86549736 is an abundant number, since it is smaller than the sum of its proper divisors (191496984).

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

86549736 is a wasteful number, since it uses less digits than its factorization.

86549736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775 (or 1771 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 48.

The square root of 86549736 is about 9303.2110585539. The cubic root of 86549736 is about 442.3390176967.

The spelling of 86549736 in words is "eighty-six million, five hundred forty-nine thousand, seven hundred thirty-six".