52522000 has 40 divisors (see below), whose sum is σ = 127003032. Its totient is φ = 21008000.

The previous prime is 52521971. The next prime is 52522007. The reversal of 52522000 is 22525.

It can be written as a sum of positive squares in 4 ways, for example, as 15116544 + 37405456 = 3888^2 + 6116^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52522007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11131 + ... + 15130.

Almost surely, 2^52522000 is an apocalyptic number.

52522000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52522000 is an abundant number, since it is smaller than the sum of its proper divisors (74481032).

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

52522000 is a wasteful number, since it uses less digits than its factorization.

52522000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26284 (or 26268 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 52522000 is about 7247.2063583149. The cubic root of 52522000 is about 374.4959152925.

Adding to 52522000 its reverse (22525), we get a palindrome (52544525).

The spelling of 52522000 in words is "fifty-two million, five hundred twenty-two thousand".