52225500 has 96 divisors (see below), whose sum is σ = 156356928. Its totient is φ = 13536000.

The previous prime is 52225493. The next prime is 52225501. The reversal of 52225500 is 552225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52225501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55030 + ... + 55970.

It is an arithmetic number, because the mean of its divisors is an integer number (1628718).

Almost surely, 2^52225500 is an apocalyptic number.

52225500 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 52225500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78178464).

52225500 is an abundant number, since it is smaller than the sum of its proper divisors (104131428).

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

52225500 is a wasteful number, since it uses less digits than its factorization.

52225500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000 (or 988 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 52225500 is about 7226.7212482564. The cubic root of 52225500 is about 373.7898769173.

Adding to 52225500 its reverse (552225), we get a palindrome (52777725).

It can be divided in two parts, 52225 and 500, that added together give a palindrome (52725).

The spelling of 52225500 in words is "fifty-two million, two hundred twenty-five thousand, five hundred".