805180222 has 48 divisors (see below), whose sum is σ = 1554338016. Its totient is φ = 306028800.

The previous prime is 805180217. The next prime is 805180237. The reversal of 805180222 is 222081508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63658 + ... + 75250.

It is an arithmetic number, because the mean of its divisors is an integer number (32382042).

Almost surely, 2^805180222 is an apocalyptic number.

805180222 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

805180222 is a deficient number, since it is larger than the sum of its proper divisors (749157794).

805180222 is a wasteful number, since it uses less digits than its factorization.

805180222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11665 (or 11654 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 805180222 is about 28375.6977359148. The cubic root of 805180222 is about 930.3171624143.

The spelling of 805180222 in words is "eight hundred five million, one hundred eighty thousand, two hundred twenty-two".