86420222 has 32 divisors (see below), whose sum is σ = 152064000. Its totient is φ = 36819384.

The previous prime is 86420209. The next prime is 86420287. The reversal of 86420222 is 22202468.

It is a junction number, because it is equal to n+sod(n) for n = 86420191 and 86420200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180179 + ... + 180657.

It is an arithmetic number, because the mean of its divisors is an integer number (4752000).

Almost surely, 2^86420222 is an apocalyptic number.

86420222 is a deficient number, since it is larger than the sum of its proper divisors (65643778).

86420222 is a wasteful number, since it uses less digits than its factorization.

86420222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765 (or 751 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 86420222 is about 9296.2477376628. The cubic root of 86420222 is about 442.1182671857.

The spelling of 86420222 in words is "eighty-six million, four hundred twenty thousand, two hundred twenty-two".