200149867 has 4 divisors (see below), whose sum is σ = 202891720. Its totient is φ = 197408016.

The previous prime is 200149861. The next prime is 200149871. The reversal of 200149867 is 768941002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 768941002 = 2 ⋅384470501.

It is a cyclic number.

It is not a de Polignac number, because 200149867 - 2²³ = 191761259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200149861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1370817 + ... + 1370962.

It is an arithmetic number, because the mean of its divisors is an integer number (50722930).

Almost surely, 2^200149867 is an apocalyptic number.

200149867 is a deficient number, since it is larger than the sum of its proper divisors (2741853).

200149867 is an equidigital number, since it uses as much as digits as its factorization.

200149867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741852.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 200149867 is about 14147.4332300951. The cubic root of 200149867 is about 584.9495824278.

The spelling of 200149867 in words is "two hundred million, one hundred forty-nine thousand, eight hundred sixty-seven".