86042206 has 4 divisors (see below), whose sum is σ = 129063312. Its totient is φ = 43021102.

The previous prime is 86042191. The next prime is 86042221. The reversal of 86042206 is 60224068.

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

It is an interprime number because it is at equal distance from previous prime (86042191) and next prime (86042221).

It is a super-2 number, since 2×86042206² = 14806522426692872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 21510550 + ... + 21510553.

It is an arithmetic number, because the mean of its divisors is an integer number (32265828).

Almost surely, 2^86042206 is an apocalyptic number.

86042206 is a deficient number, since it is larger than the sum of its proper divisors (43021106).

86042206 is a wasteful number, since it uses less digits than its factorization.

86042206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43021105.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 86042206 is about 9275.8938113801. The cubic root of 86042206 is about 441.4726927657.

The spelling of 86042206 in words is "eighty-six million, forty-two thousand, two hundred six".