894403072 has 80 divisors (see below), whose sum is σ = 1895807232. Its totient is φ = 420802560.

The previous prime is 894403067. The next prime is 894403073. The reversal of 894403072 is 270304498.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (894403073) by changing a digit.

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, 586503 + ... + 588025.

Almost surely, 2^894403072 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 894403072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (947903616).

894403072 is an abundant number, since it is smaller than the sum of its proper divisors (1001404160).

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

894403072 is a wasteful number, since it uses less digits than its factorization.

894403072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609 (or 1593 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 894403072 is about 29906.5723880220. The cubic root of 894403072 is about 963.4838234528.

The spelling of 894403072 in words is "eight hundred ninety-four million, four hundred three thousand, seventy-two".