1055222 has 16 divisors (see below), whose sum is σ = 1904640. Its totient is φ = 428328.

The previous prime is 1055191. The next prime is 1055231. The reversal of 1055222 is 2225501.

It is a super-2 number, since 2×1055222² = 2226986938568, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1055222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1718 + ... + 2249.

It is an arithmetic number, because the mean of its divisors is an integer number (119040).

2^1055222 is an apocalyptic number.

1055222 is a deficient number, since it is larger than the sum of its proper divisors (849418).

1055222 is a wasteful number, since it uses less digits than its factorization.

1055222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3995.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 1055222 is about 1027.2399914334. The cubic root of 1055222 is about 101.8078530513.

The spelling of 1055222 in words is "one million, fifty-five thousand, two hundred twenty-two".