2206555344 has 100 divisors (see below), whose sum is σ = 7298785824. Its totient is φ = 630441792.

The previous prime is 2206555319. The next prime is 2206555349. The reversal of 2206555344 is 4435556022.

2206555344 is a `hidden beast` number, since 2 + 2 + 0 + 65 + 553 + 44 = 666.

It is a super-2 number, since 2×2206555344² = 9737772972269916672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2206555299 and 2206555308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206555349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 112542 + ... + 130685.

Almost surely, 2^2206555344 is an apocalyptic number.

2206555344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2206555344 is an abundant number, since it is smaller than the sum of its proper divisors (5092230480).

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

2206555344 is a wasteful number, since it uses less digits than its factorization.

2206555344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243254 (or 243239 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 2206555344 is about 46973.9858219419. The cubic root of 2206555344 is about 1301.8819574862.

The spelling of 2206555344 in words is "two billion, two hundred six million, five hundred fifty-five thousand, three hundred forty-four".