3817223556 has 24 divisors (see below), whose sum is σ = 8910213984. Its totient is φ = 1271928000.

The previous prime is 3817223551. The next prime is 3817223567. The reversal of 3817223556 is 6553227183.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3817223551) 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, 26070 + ... + 91181.

It is an arithmetic number, because the mean of its divisors is an integer number (371258916).

Almost surely, 2^3817223556 is an apocalyptic number.

It is an amenable number.

3817223556 is an abundant number, since it is smaller than the sum of its proper divisors (5092990428).

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

3817223556 is a wasteful number, since it uses less digits than its factorization.

3817223556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119971 (or 119969 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 3817223556 is about 61783.6835742253. The cubic root of 3817223556 is about 1562.8448467319.

The spelling of 3817223556 in words is "three billion, eight hundred seventeen million, two hundred twenty-three thousand, five hundred fifty-six".