86888222 has 4 divisors (see below), whose sum is σ = 130332336. Its totient is φ = 43444110.

The previous prime is 86888183. The next prime is 86888231. The reversal of 86888222 is 22288868.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21722054 + ... + 21722057.

It is an arithmetic number, because the mean of its divisors is an integer number (32583084).

Almost surely, 2^86888222 is an apocalyptic number.

86888222 is a deficient number, since it is larger than the sum of its proper divisors (43444114).

86888222 is a wasteful number, since it uses less digits than its factorization.

86888222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43444113.

The product of its digits is 196608, while the sum is 44.

The square root of 86888222 is about 9321.3851974908. The cubic root of 86888222 is about 442.9149131613.

The spelling of 86888222 in words is "eighty-six million, eight hundred eighty-eight thousand, two hundred twenty-two".