3813222356 has 6 divisors (see below), whose sum is σ = 6673139130. Its totient is φ = 1906611176.

The previous prime is 3813222353. The next prime is 3813222359. The reversal of 3813222356 is 6532223183.

3813222356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3813222353) and next prime (3813222359).

It can be written as a sum of positive squares in only one way, i.e., 3213756100 + 599466256 = 56690^2 + 24484^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813222353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476652791 + ... + 476652798.

It is an arithmetic number, because the mean of its divisors is an integer number (1112189855).

Almost surely, 2^3813222356 is an apocalyptic number.

It is an amenable number.

3813222356 is a deficient number, since it is larger than the sum of its proper divisors (2859916774).

3813222356 is a wasteful number, since it uses less digits than its factorization.

3813222356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953305593 (or 953305591 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 3813222356 is about 61751.2943670009. The cubic root of 3813222356 is about 1562.2985997139.

The spelling of 3813222356 in words is "three billion, eight hundred thirteen million, two hundred twenty-two thousand, three hundred fifty-six".