84238844 has 6 divisors (see below), whose sum is σ = 147417984. Its totient is φ = 42119420.

The previous prime is 84238841. The next prime is 84238871. The reversal of 84238844 is 44883248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84238841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10529852 + ... + 10529859.

It is an arithmetic number, because the mean of its divisors is an integer number (24569664).

Almost surely, 2^84238844 is an apocalyptic number.

It is an amenable number.

84238844 is a deficient number, since it is larger than the sum of its proper divisors (63179140).

84238844 is a wasteful number, since it uses less digits than its factorization.

84238844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21059715 (or 21059713 counting only the distinct ones).

The product of its digits is 196608, while the sum is 41.

The square root of 84238844 is about 9178.1721491809. The cubic root of 84238844 is about 438.3666092347.

The spelling of 84238844 in words is "eighty-four million, two hundred thirty-eight thousand, eight hundred forty-four".