3551632224 has 96 divisors (see below), whose sum is σ = 10684670976. Its totient is φ = 1011916800.

The previous prime is 3551632223. The next prime is 3551632243. The reversal of 3551632224 is 4222361553.

It is a happy number.

3551632224 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×3551632224² = 25228182909110372352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3551632223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239424 + ... + 253824.

It is an arithmetic number, because the mean of its divisors is an integer number (111298656).

Almost surely, 2^3551632224 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 3551632224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5342335488).

3551632224 is an abundant number, since it is smaller than the sum of its proper divisors (7133038752).

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

3551632224 is a wasteful number, since it uses less digits than its factorization.

3551632224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14788 (or 14780 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 3551632224 is about 59595.5721845172. The cubic root of 3551632224 is about 1525.7240634374.

Adding to 3551632224 its reverse (4222361553), we get a palindrome (7773993777).

The spelling of 3551632224 in words is "three billion, five hundred fifty-one million, six hundred thirty-two thousand, two hundred twenty-four".