84439048 has 8 divisors (see below), whose sum is σ = 158323230. Its totient is φ = 42219520.

The previous prime is 84439037. The next prime is 84439073. The reversal of 84439048 is 84093448.

It can be written as a sum of positive squares in only one way, i.e., 82846404 + 1592644 = 9102^2 + 1262^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 84439048.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5277433 + ... + 5277448.

Almost surely, 2^84439048 is an apocalyptic number.

It is an amenable number.

84439048 is a deficient number, since it is larger than the sum of its proper divisors (73884182).

84439048 is a wasteful number, since it uses less digits than its factorization.

84439048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10554887 (or 10554883 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 84439048 is about 9189.0722056147. The cubic root of 84439048 is about 438.7136119150.

The spelling of 84439048 in words is "eighty-four million, four hundred thirty-nine thousand, forty-eight".