1055220886 has 16 divisors (see below), whose sum is σ = 1608526080. Its totient is φ = 519077160.

The previous prime is 1055220869. The next prime is 1055220893. The reversal of 1055220886 is 6880225501.

It is a super-2 number, since 2×1055220886² = 2226982236501249992, 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61525 + ... + 76783.

It is an arithmetic number, because the mean of its divisors is an integer number (100532880).

Almost surely, 2^1055220886 is an apocalyptic number.

1055220886 is a deficient number, since it is larger than the sum of its proper divisors (553305194).

1055220886 is a wasteful number, since it uses less digits than its factorization.

1055220886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15819.

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 1055220886 is about 32484.1636186004. The cubic root of 1055220886 is about 1018.0781722501.

The spelling of 1055220886 in words is "one billion, fifty-five million, two hundred twenty thousand, eight hundred eighty-six".