838865016 has 96 divisors (see below), whose sum is σ = 2586280320. Its totient is φ = 243144000.

The previous prime is 838865003. The next prime is 838865033. The reversal of 838865016 is 610568838.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4810 + ... + 41241.

It is an arithmetic number, because the mean of its divisors is an integer number (26940420).

Almost surely, 2^838865016 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 838865016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1293140160).

838865016 is an abundant number, since it is smaller than the sum of its proper divisors (1747415304).

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

838865016 is a wasteful number, since it uses less digits than its factorization.

838865016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46097 (or 46090 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 838865016 is about 28963.1665395896. The cubic root of 838865016 is about 943.1136436335.

The spelling of 838865016 in words is "eight hundred thirty-eight million, eight hundred sixty-five thousand, sixteen".