3556881223 has 8 divisors (see below), whose sum is σ = 4069496192. Its totient is φ = 3045388536.

The previous prime is 3556881217. The next prime is 3556881247. The reversal of 3556881223 is 3221886553.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3556881223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3556881223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3550881223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273765 + ... + 286462.

It is an arithmetic number, because the mean of its divisors is an integer number (508687024).

Almost surely, 2^3556881223 is an apocalyptic number.

3556881223 is a deficient number, since it is larger than the sum of its proper divisors (512614969).

3556881223 is an equidigital number, since it uses as much as digits as its factorization.

3556881223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561141.

The product of its digits is 345600, while the sum is 43.

The square root of 3556881223 is about 59639.5944235036. The cubic root of 3556881223 is about 1526.4753219685.

The spelling of 3556881223 in words is "three billion, five hundred fifty-six million, eight hundred eighty-one thousand, two hundred twenty-three".