994073820 has 96 divisors (see below), whose sum is σ = 2874408768. Its totient is φ = 256499712.

The previous prime is 994073797. The next prime is 994073849. The reversal of 994073820 is 28370499.

994073820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 436204 + ... + 438476.

It is an arithmetic number, because the mean of its divisors is an integer number (29941758).

Almost surely, 2^994073820 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 994073820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1437204384).

994073820 is an abundant number, since it is smaller than the sum of its proper divisors (1880334948).

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

994073820 is a wasteful number, since it uses less digits than its factorization.

994073820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519 (or 2517 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The square root of 994073820 is about 31528.9362332445. The cubic root of 994073820 is about 998.0206915896.

The spelling of 994073820 in words is "nine hundred ninety-four million, seventy-three thousand, eight hundred twenty".