200142589 has 4 divisors (see below), whose sum is σ = 200243260. Its totient is φ = 200041920.

The previous prime is 200142587. The next prime is 200142623. The reversal of 200142589 is 985241002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 171872100 + 28270489 = 13110^2 + 5317^2 .

It is a cyclic number.

It is not a de Polignac number, because 200142589 - 2¹ = 200142587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200142589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200142587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47292 + ... + 51349.

It is an arithmetic number, because the mean of its divisors is an integer number (50060815).

Almost surely, 2^200142589 is an apocalyptic number.

It is an amenable number.

200142589 is a deficient number, since it is larger than the sum of its proper divisors (100671).

200142589 is an equidigital number, since it uses as much as digits as its factorization.

200142589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100670.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 200142589 is about 14147.1760079530. The cubic root of 200142589 is about 584.9424922163.

The spelling of 200142589 in words is "two hundred million, one hundred forty-two thousand, five hundred eighty-nine".