200135430 has 96 divisors (see below), whose sum is σ = 573000480. Its totient is φ = 48061440.

The previous prime is 200135393. The next prime is 200135431. The reversal of 200135430 is 34531002.

200135430 is a `hidden beast` number, since 200 + 1 + 35 + 430 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200135431) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 110976 + ... + 112764.

It is an arithmetic number, because the mean of its divisors is an integer number (5968755).

Almost surely, 2^200135430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200135430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286500240).

200135430 is an abundant number, since it is smaller than the sum of its proper divisors (372865050).

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

200135430 is a wasteful number, since it uses less digits than its factorization.

200135430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926 (or 1923 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 200135430 is about 14146.9229869961. The cubic root of 200135430 is about 584.9355177666.

Adding to 200135430 its reverse (34531002), we get a palindrome (234666432).

The spelling of 200135430 in words is "two hundred million, one hundred thirty-five thousand, four hundred thirty".