3522276420 has 288 divisors, whose sum is σ = 11360047104. Its totient is φ = 809948160.

The previous prime is 3522276413. The next prime is 3522276473. The reversal of 3522276420 is 246722253.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27734397 + ... + 27734523.

It is an arithmetic number, because the mean of its divisors is an integer number (39444608).

Almost surely, 2^3522276420 is an apocalyptic number.

3522276420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3522276420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5680023552).

3522276420 is an abundant number, since it is smaller than the sum of its proper divisors (7837770684).

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

3522276420 is a wasteful number, since it uses less digits than its factorization.

3522276420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The square root of 3522276420 is about 59348.7693216970. The cubic root of 3522276420 is about 1521.5088347400.

Adding to 3522276420 its reverse (246722253), we get a palindrome (3768998673).

The spelling of 3522276420 in words is "three billion, five hundred twenty-two million, two hundred seventy-six thousand, four hundred twenty".