86261148 has 36 divisors (see below), whose sum is σ = 218676640. Its totient is φ = 28670976.

The previous prime is 86261143. The next prime is 86261173. The reversal of 86261148 is 84116268.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86261141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9948 + ... + 16476.

Almost surely, 2^86261148 is an apocalyptic number.

It is an amenable number.

86261148 is an abundant number, since it is smaller than the sum of its proper divisors (132415492).

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

86261148 is a wasteful number, since it uses less digits than its factorization.

86261148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6906 (or 6901 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 86261148 is about 9287.6879792551. The cubic root of 86261148 is about 441.8468310345.

The spelling of 86261148 in words is "eighty-six million, two hundred sixty-one thousand, one hundred forty-eight".