5533220 has 48 divisors (see below), whose sum is σ = 14491008. Its totient is φ = 1724160.

The previous prime is 5533217. The next prime is 5533223. The reversal of 5533220 is 223355.

It is an interprime number because it is at equal distance from previous prime (5533217) and next prime (5533223).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 5533192 and 5533201.

It is not an unprimeable number, because it can be changed into a prime (5533223) 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, 257 + ... + 3336.

It is an arithmetic number, because the mean of its divisors is an integer number (301896).

Almost surely, 2^5533220 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 5533220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7245504).

5533220 is an abundant number, since it is smaller than the sum of its proper divisors (8957788).

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

5533220 is a wasteful number, since it uses less digits than its factorization.

5533220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620 (or 3618 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 5533220 is about 2352.2797452684. The cubic root of 5533220 is about 176.8720920414.

Adding to 5533220 its reverse (223355), we get a palindrome (5756575).

It can be divided in two parts, 553 and 3220, that added together give a palindrome (3773).

The spelling of 5533220 in words is "five million, five hundred thirty-three thousand, two hundred twenty".