203216832 has 168 divisors, whose sum is σ = 717088736. Its totient is φ = 53581824.

The previous prime is 203216831. The next prime is 203216863. The reversal of 203216832 is 238612302.

It is a tau number, because it is divible by the number of its divisors (168).

It is a junction number, because it is equal to n+sod(n) for n = 203216796 and 203216805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203216831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50478 + ... + 54354.

Almost surely, 2^203216832 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 203216832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358544368).

203216832 is an abundant number, since it is smaller than the sum of its proper divisors (513871904).

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

203216832 is a wasteful number, since it uses less digits than its factorization.

203216832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3915 (or 3902 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 203216832 is about 14255.4141293755. The cubic root of 203216832 is about 587.9222443344.

The spelling of 203216832 in words is "two hundred three million, two hundred sixteen thousand, eight hundred thirty-two".