86222371 has 4 divisors (see below), whose sum is σ = 86265000. Its totient is φ = 86179744.

The previous prime is 86222327. The next prime is 86222401. The reversal of 86222371 is 17322268.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86222371 - 2¹³ = 86214179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86222971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18121 + ... + 22378.

It is an arithmetic number, because the mean of its divisors is an integer number (21566250).

Almost surely, 2^86222371 is an apocalyptic number.

86222371 is a deficient number, since it is larger than the sum of its proper divisors (42629).

86222371 is a wasteful number, since it uses less digits than its factorization.

86222371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42628.

The product of its digits is 8064, while the sum is 31.

The square root of 86222371 is about 9285.6001960024. The cubic root of 86222371 is about 441.7806132646.

The spelling of 86222371 in words is "eighty-six million, two hundred twenty-two thousand, three hundred seventy-one".