52236900 has 90 divisors (see below), whose sum is σ = 169357650. Its totient is φ = 13927680.

The previous prime is 52236893. The next prime is 52236929. The reversal of 52236900 is 963225.

It can be written as a sum of positive squares in 3 ways, for example, as 14561856 + 37675044 = 3816^2 + 6138^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is a super-2 number, since 2×52236900² = 5457387443220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 29 ways as a sum of consecutive naturals, for example, 4876 + ... + 11324.

Almost surely, 2^52236900 is an apocalyptic number.

52236900 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 52236900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84678825).

52236900 is an abundant number, since it is smaller than the sum of its proper divisors (117120750).

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

52236900 is a wasteful number, since it uses less digits than its factorization.

52236900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6475 (or 6459 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 52236900 is about 7227.5099446490. The cubic root of 52236900 is about 373.8170724098.

The spelling of 52236900 in words is "fifty-two million, two hundred thirty-six thousand, nine hundred".