3552272020 has 72 divisors (see below), whose sum is σ = 8464264704. Its totient is φ = 1250040000.

The previous prime is 3552271999. The next prime is 3552272023. The reversal of 3552272020 is 202722553.

It is a self number, because there is not a number n which added to its sum of digits gives 3552272020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3552272023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51345 + ... + 98695.

It is an arithmetic number, because the mean of its divisors is an integer number (117559232).

Almost surely, 2^3552272020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3552272020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4232132352).

3552272020 is an abundant number, since it is smaller than the sum of its proper divisors (4911992684).

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

3552272020 is a wasteful number, since it uses less digits than its factorization.

3552272020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47413 (or 47400 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 3552272020 is about 59600.9397576917. The cubic root of 3552272020 is about 1525.8156732928.

Adding to 3552272020 its reverse (202722553), we get a palindrome (3754994573).

It can be divided in two parts, 3552 and 272020, that added together give a palindrome (275572).

The spelling of 3552272020 in words is "three billion, five hundred fifty-two million, two hundred seventy-two thousand, twenty".