2201667956 has 12 divisors (see below), whose sum is σ = 3867138240. Its totient is φ = 1096771320.

The previous prime is 2201667947. The next prime is 2201667961. The reversal of 2201667956 is 6597661022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014446 + ... + 1016613.

It is an arithmetic number, because the mean of its divisors is an integer number (322261520).

Almost surely, 2^2201667956 is an apocalyptic number.

It is an amenable number.

2201667956 is a deficient number, since it is larger than the sum of its proper divisors (1665470284).

2201667956 is a wasteful number, since it uses less digits than its factorization.

2201667956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031334 (or 2031332 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 2201667956 is about 46921.9347000952. The cubic root of 2201667956 is about 1300.9200500793.

The spelling of 2201667956 in words is "two billion, two hundred one million, six hundred sixty-seven thousand, nine hundred fifty-six".