52225100 has 18 divisors (see below), whose sum is σ = 113328684. Its totient is φ = 20890000.

The previous prime is 52225099. The next prime is 52225109. The reversal of 52225100 is 152225.

It is a super-2 number, since 2×52225100² = 5454922140020000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52225109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 261026 + ... + 261225.

It is an arithmetic number, because the mean of its divisors is an integer number (6296038).

Almost surely, 2^52225100 is an apocalyptic number.

52225100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52225100 is an abundant number, since it is smaller than the sum of its proper divisors (61103584).

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

52225100 is a wasteful number, since it uses less digits than its factorization.

52225100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522265 (or 522258 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 52225100 is about 7226.6935731356. The cubic root of 52225100 is about 373.7889226176.

Adding to 52225100 its reverse (152225), we get a palindrome (52377325).

It can be divided in two parts, 52225 and 100, that added together give a palindrome (52325).

The spelling of 52225100 in words is "fifty-two million, two hundred twenty-five thousand, one hundred".