903828816 has 120 divisors (see below), whose sum is σ = 2769751296. Its totient is φ = 272862720.

The previous prime is 903828799. The next prime is 903828823. The reversal of 903828816 is 618828309.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 494881 + ... + 496703.

Almost surely, 2^903828816 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 903828816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1384875648).

903828816 is an abundant number, since it is smaller than the sum of its proper divisors (1865922480).

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

903828816 is a wasteful number, since it uses less digits than its factorization.

903828816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161 (or 2152 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 903828816 is about 30063.7458743916. The cubic root of 903828816 is about 966.8565888162.

The spelling of 903828816 in words is "nine hundred three million, eight hundred twenty-eight thousand, eight hundred sixteen".