3634221444 has 96 divisors (see below), whose sum is σ = 10707572736. Its totient is φ = 934771200.

The previous prime is 3634221401. The next prime is 3634221463. The reversal of 3634221444 is 4441224363.

It is a super-3 number, since 3×3634221444³ (a number of 30 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22482 + ... + 88169.

It is an arithmetic number, because the mean of its divisors is an integer number (111537216).

Almost surely, 2^3634221444 is an apocalyptic number.

3634221444 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3634221444 is an abundant number, since it is smaller than the sum of its proper divisors (7073351292).

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

3634221444 is a wasteful number, since it uses less digits than its factorization.

3634221444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110705 (or 110703 counting only the distinct ones).

The product of its digits is 55296, while the sum is 33.

The square root of 3634221444 is about 60284.5041781053. The cubic root of 3634221444 is about 1537.4598936726.

The spelling of 3634221444 in words is "three billion, six hundred thirty-four million, two hundred twenty-one thousand, four hundred forty-four".