894320520 has 64 divisors (see below), whose sum is σ = 2685640320. Its totient is φ = 238247424.

The previous prime is 894320509. The next prime is 894320521. The reversal of 894320520 is 25023498.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (894320521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140037 + ... + 146283.

It is an arithmetic number, because the mean of its divisors is an integer number (41963130).

Almost surely, 2^894320520 is an apocalyptic number.

It is an amenable number.

894320520 is an abundant number, since it is smaller than the sum of its proper divisors (1791319800).

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

894320520 is a wasteful number, since it uses less digits than its factorization.

894320520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7454 (or 7450 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 894320520 is about 29905.1921913236. The cubic root of 894320520 is about 963.4541798591.

The spelling of 894320520 in words is "eight hundred ninety-four million, three hundred twenty thousand, five hundred twenty".