3552263220 has 192 divisors, whose sum is σ = 11648883456. Its totient is φ = 799211520.

The previous prime is 3552263201. The next prime is 3552263251. The reversal of 3552263220 is 223622553.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 816892 + ... + 821228.

It is an arithmetic number, because the mean of its divisors is an integer number (60671268).

Almost surely, 2^3552263220 is an apocalyptic number.

3552263220 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 3552263220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5824441728).

3552263220 is an abundant number, since it is smaller than the sum of its proper divisors (8096620236).

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

3552263220 is a wasteful number, since it uses less digits than its factorization.

3552263220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4450 (or 4448 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 3552263220 is about 59600.8659333067. The cubic root of 3552263220 is about 1525.8144133303.

Adding to 3552263220 its reverse (223622553), we get a palindrome (3775885773).

The spelling of 3552263220 in words is "three billion, five hundred fifty-two million, two hundred sixty-three thousand, two hundred twenty".