86222587 has 8 divisors (see below), whose sum is σ = 94192560. Its totient is φ = 78274560.

The previous prime is 86222579. The next prime is 86222593. The reversal of 86222587 is 78522268.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86222587 - 2³ = 86222579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86222527) 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, 3363 + ... + 13555.

It is an arithmetic number, because the mean of its divisors is an integer number (11774070).

Almost surely, 2^86222587 is an apocalyptic number.

86222587 is a deficient number, since it is larger than the sum of its proper divisors (7969973).

86222587 is a wasteful number, since it uses less digits than its factorization.

86222587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10973.

The product of its digits is 107520, while the sum is 40.

The square root of 86222587 is about 9285.6118269073. The cubic root of 86222587 is about 441.7809821732.

The spelling of 86222587 in words is "eighty-six million, two hundred twenty-two thousand, five hundred eighty-seven".