200154229 has 4 divisors (see below), whose sum is σ = 218350080. Its totient is φ = 181958380.

The previous prime is 200154203. The next prime is 200154239. The reversal of 200154229 is 922451002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200154229 - 2⁹ = 200153717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200154239) 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, 9097909 + ... + 9097930.

It is an arithmetic number, because the mean of its divisors is an integer number (54587520).

Almost surely, 2^200154229 is an apocalyptic number.

It is an amenable number.

200154229 is a deficient number, since it is larger than the sum of its proper divisors (18195851).

200154229 is a wasteful number, since it uses less digits than its factorization.

200154229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18195850.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 200154229 is about 14147.5873914954. The cubic root of 200154229 is about 584.9538317961.

The spelling of 200154229 in words is "two hundred million, one hundred fifty-four thousand, two hundred twenty-nine".