86322261 has 16 divisors (see below), whose sum is σ = 118254528. Its totient is φ = 55977600.

The previous prime is 86322253. The next prime is 86322283. The reversal of 86322261 is 16222368.

It is not a de Polignac number, because 86322261 - 2³ = 86322253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86322161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50950 + ... + 52616.

It is an arithmetic number, because the mean of its divisors is an integer number (7390908).

Almost surely, 2^86322261 is an apocalyptic number.

It is an amenable number.

86322261 is a deficient number, since it is larger than the sum of its proper divisors (31932267).

86322261 is a wasteful number, since it uses less digits than its factorization.

86322261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132.

The product of its digits is 6912, while the sum is 30.

The square root of 86322261 is about 9290.9773974539. The cubic root of 86322261 is about 441.9511507339.

The spelling of 86322261 in words is "eighty-six million, three hundred twenty-two thousand, two hundred sixty-one".