200125400 has 48 divisors (see below), whose sum is σ = 470561400. Its totient is φ = 79143680.

The previous prime is 200125399. The next prime is 200125451. The reversal of 200125400 is 4521002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12179 + ... + 23421.

Almost surely, 2^200125400 is an apocalyptic number.

200125400 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 200125400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235280700).

200125400 is an abundant number, since it is smaller than the sum of its proper divisors (270436000).

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

200125400 is a wasteful number, since it uses less digits than its factorization.

200125400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11348 (or 11339 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 200125400 is about 14146.5684885063. The cubic root of 200125400 is about 584.9257460481.

Adding to 200125400 its reverse (4521002), we get a palindrome (204646402).

The spelling of 200125400 in words is "two hundred million, one hundred twenty-five thousand, four hundred".