84881732 has 12 divisors (see below), whose sum is σ = 159969516. Its totient is φ = 39176160.

The previous prime is 84881729. The next prime is 84881747. The reversal of 84881732 is 23718848.

It can be written as a sum of positive squares in 2 ways, for example, as 50495236 + 34386496 = 7106^2 + 5864^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84881732.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816119 + ... + 816222.

It is an arithmetic number, because the mean of its divisors is an integer number (13330793).

Almost surely, 2^84881732 is an apocalyptic number.

It is an amenable number.

84881732 is a deficient number, since it is larger than the sum of its proper divisors (75087784).

84881732 is a wasteful number, since it uses less digits than its factorization.

84881732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632358 (or 1632356 counting only the distinct ones).

The product of its digits is 86016, while the sum is 41.

The square root of 84881732 is about 9213.1282418080. The cubic root of 84881732 is about 439.4789493279.

The spelling of 84881732 in words is "eighty-four million, eight hundred eighty-one thousand, seven hundred thirty-two".