200891319 has 4 divisors (see below), whose sum is σ = 267855096. Its totient is φ = 133927544.

The previous prime is 200891297. The next prime is 200891347. The reversal of 200891319 is 913198002.

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

It is a cyclic number.

It is not a de Polignac number, because 200891319 - 2¹⁹ = 200367031 is a prime.

It is a super-2 number, since 2×200891319² = 80714644099119522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200891319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200891419) 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, 33481884 + ... + 33481889.

It is an arithmetic number, because the mean of its divisors is an integer number (66963774).

Almost surely, 2^200891319 is an apocalyptic number.

200891319 is a deficient number, since it is larger than the sum of its proper divisors (66963777).

200891319 is an equidigital number, since it uses as much as digits as its factorization.

200891319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66963776.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 200891319 is about 14173.6134771624. The cubic root of 200891319 is about 585.6710044702.

The spelling of 200891319 in words is "two hundred million, eight hundred ninety-one thousand, three hundred nineteen".