884406728 has 16 divisors (see below), whose sum is σ = 1661040000. Its totient is φ = 441462736.

The previous prime is 884406727. The next prime is 884406739. The reversal of 884406728 is 827604488.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (884406727) 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 3 ways as a sum of consecutive naturals, for example, 87488 + ... + 97071.

It is an arithmetic number, because the mean of its divisors is an integer number (103815000).

Almost surely, 2^884406728 is an apocalyptic number.

It is an amenable number.

884406728 is a deficient number, since it is larger than the sum of its proper divisors (776633272).

884406728 is a wasteful number, since it uses less digits than its factorization.

884406728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185164 (or 185160 counting only the distinct ones).

The product of its (nonzero) digits is 688128, while the sum is 47.

The square root of 884406728 is about 29738.9765795664. The cubic root of 884406728 is about 959.8808908938.

The spelling of 884406728 in words is "eight hundred eighty-four million, four hundred six thousand, seven hundred twenty-eight".