553322000 has 160 divisors (see below), whose sum is σ = 1668536064. Its totient is φ = 172416000.

The previous prime is 553321999. The next prime is 553322051. The reversal of 553322000 is 223355.

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 zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152204 + ... + 155796.

Almost surely, 2^553322000 is an apocalyptic number.

553322000 is a gapful number since it is divisible by the number (50) 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 553322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (834268032).

553322000 is an abundant number, since it is smaller than the sum of its proper divisors (1115214064).

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

553322000 is a wasteful number, since it uses less digits than its factorization.

553322000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3634 (or 3618 counting only the distinct ones).

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

The square root of 553322000 is about 23522.7974526841. The cubic root of 553322000 is about 820.9675273971.

Adding to 553322000 its reverse (223355), we get a palindrome (553545355).

The spelling of 553322000 in words is "five hundred fifty-three million, three hundred twenty-two thousand".