3551622252 has 96 divisors (see below), whose sum is σ = 8926848000. Its totient is φ = 1095063552.

The previous prime is 3551622247. The next prime is 3551622287. The reversal of 3551622252 is 2522261553.

It is a super-5 number, since 5×3551622252⁵ (a number of 49 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3612553 + ... + 3613535.

It is an arithmetic number, because the mean of its divisors is an integer number (92988000).

Almost surely, 2^3551622252 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 3551622252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4463424000).

3551622252 is an abundant number, since it is smaller than the sum of its proper divisors (5375225748).

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

3551622252 is a wasteful number, since it uses less digits than its factorization.

3551622252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295 (or 1293 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 3551622252 is about 59595.4885205248. The cubic root of 3551622252 is about 1525.7226354992.

The spelling of 3551622252 in words is "three billion, five hundred fifty-one million, six hundred twenty-two thousand, two hundred fifty-two".