894865728 has 28 divisors (see below), whose sum is σ = 2367666080. Its totient is φ = 298288512.

The previous prime is 894865723. The next prime is 894865739. The reversal of 894865728 is 827568498.

It is a super-2 number, since 2×894865728² = 1601569342297939968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894865723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2330188 + ... + 2330571.

Almost surely, 2^894865728 is an apocalyptic number.

It is an amenable number.

894865728 is an abundant number, since it is smaller than the sum of its proper divisors (1472800352).

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

894865728 is a wasteful number, since it uses less digits than its factorization.

894865728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4660774 (or 4660764 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 57.

The square root of 894865728 is about 29914.3064101443. The cubic root of 894865728 is about 963.6499248251.

The spelling of 894865728 in words is "eight hundred ninety-four million, eight hundred sixty-five thousand, seven hundred twenty-eight".