252004238700 has 216 divisors, whose sum is σ = 742889254128. Its totient is φ = 65954211840.

The previous prime is 252004238687. The next prime is 252004238729. The reversal of 252004238700 is 7832400252.

It is a super-2 number, since 2×252004238700² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 411099594 + ... + 411100206.

Almost surely, 2^252004238700 is an apocalyptic number.

252004238700 is a gapful number since it is divisible by the number (20) 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 252004238700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371444627064).

252004238700 is an abundant number, since it is smaller than the sum of its proper divisors (490885015428).

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

252004238700 is a wasteful number, since it uses less digits than its factorization.

252004238700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981 (or 885 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

Adding to 252004238700 its reverse (7832400252), we get a palindrome (259836638952).

The spelling of 252004238700 in words is "two hundred fifty-two billion, four million, two hundred thirty-eight thousand, seven hundred".