2206140556 has 6 divisors (see below), whose sum is σ = 3860745980. Its totient is φ = 1103070276.

The previous prime is 2206140539. The next prime is 2206140571. The reversal of 2206140556 is 6550416022.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275767566 + ... + 275767573.

Almost surely, 2^2206140556 is an apocalyptic number.

It is an amenable number.

2206140556 is a deficient number, since it is larger than the sum of its proper divisors (1654605424).

2206140556 is a wasteful number, since it uses less digits than its factorization.

2206140556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551535143 (or 551535141 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 2206140556 is about 46969.5705324202. The cubic root of 2206140556 is about 1301.8003765045.

Adding to 2206140556 its reverse (6550416022), we get a palindrome (8756556578).

The spelling of 2206140556 in words is "two billion, two hundred six million, one hundred forty thousand, five hundred fifty-six".