894644132 has 6 divisors (see below), whose sum is σ = 1565627238. Its totient is φ = 447322064.

The previous prime is 894644131. The next prime is 894644137. The reversal of 894644132 is 231446498.

It can be written as a sum of positive squares in only one way, i.e., 838334116 + 56310016 = 28954^2 + 7504^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 894644132.

It is not an unprimeable number, because it can be changed into a prime (894644131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111830513 + ... + 111830520.

It is an arithmetic number, because the mean of its divisors is an integer number (260937873).

Almost surely, 2^894644132 is an apocalyptic number.

It is an amenable number.

894644132 is a deficient number, since it is larger than the sum of its proper divisors (670983106).

894644132 is a wasteful number, since it uses less digits than its factorization.

894644132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223661037 (or 223661035 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 894644132 is about 29910.6023342894. The cubic root of 894644132 is about 963.5703752379.

The spelling of 894644132 in words is "eight hundred ninety-four million, six hundred forty-four thousand, one hundred thirty-two".