894074220 has 288 divisors, whose sum is σ = 3073170240. Its totient is φ = 215654400.

The previous prime is 894074219. The next prime is 894074221. The reversal of 894074220 is 22470498.

It is an interprime number because it is at equal distance from previous prime (894074219) and next prime (894074221).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (894074221) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 8852170 + ... + 8852270.

It is an arithmetic number, because the mean of its divisors is an integer number (10670730).

Almost surely, 2^894074220 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 894074220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1536585120).

894074220 is an abundant number, since it is smaller than the sum of its proper divisors (2179096020).

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

894074220 is a wasteful number, since it uses less digits than its factorization.

894074220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 894074220 is about 29901.0738937584. The cubic root of 894074220 is about 963.3657251620.

The spelling of 894074220 in words is "eight hundred ninety-four million, seventy-four thousand, two hundred twenty".