203089216 has 56 divisors (see below), whose sum is σ = 448019424. Its totient is φ = 90554880.

The previous prime is 203089199. The next prime is 203089231. The reversal of 203089216 is 612980302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34591 + ... + 40033.

Almost surely, 2^203089216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203089216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224009712).

203089216 is an abundant number, since it is smaller than the sum of its proper divisors (244930208).

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

203089216 is a wasteful number, since it uses less digits than its factorization.

203089216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519 (or 5509 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 203089216 is about 14250.9373726783. The cubic root of 203089216 is about 587.7991508628.

The spelling of 203089216 in words is "two hundred three million, eighty-nine thousand, two hundred sixteen".