894473280 has 168 divisors, whose sum is σ = 3190841472. Its totient is φ = 238505472.

The previous prime is 894473273. The next prime is 894473291. The reversal of 894473280 is 82374498.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 72009 + ... + 83511.

It is an arithmetic number, because the mean of its divisors is an integer number (18993104).

Almost surely, 2^894473280 is an apocalyptic number.

894473280 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 894473280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1595420736).

894473280 is an abundant number, since it is smaller than the sum of its proper divisors (2296368192).

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

894473280 is a wasteful number, since it uses less digits than its factorization.

894473280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11535 (or 11513 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 894473280 is about 29907.7461537977. The cubic root of 894473280 is about 963.5090330048.

The spelling of 894473280 in words is "eight hundred ninety-four million, four hundred seventy-three thousand, two hundred eighty".