1009656222 has 16 divisors (see below), whose sum is σ = 2073888912. Its totient is φ = 327456000.

The previous prime is 1009656187. The next prime is 1009656247. The reversal of 1009656222 is 2226569001.

1009656222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2273779 + ... + 2274222.

It is an arithmetic number, because the mean of its divisors is an integer number (129618057).

Almost surely, 2^1009656222 is an apocalyptic number.

1009656222 is an abundant number, since it is smaller than the sum of its proper divisors (1064232690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1009656222 is a wasteful number, since it uses less digits than its factorization.

1009656222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4548043.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1009656222 is about 31775.0880722619. The cubic root of 1009656222 is about 1003.2084355984.

It can be divided in two parts, 1009 and 656222, that added together give a triangular number (657231 = T₁₁₄₆).

The spelling of 1009656222 in words is "one billion, nine million, six hundred fifty-six thousand, two hundred twenty-two".