84238916 has 6 divisors (see below), whose sum is σ = 147418110. Its totient is φ = 42119456.

The previous prime is 84238907. The next prime is 84238937. The reversal of 84238916 is 61983248.

It can be written as a sum of positive squares in only one way, i.e., 77968900 + 6270016 = 8830^2 + 2504^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10529861 + ... + 10529868.

It is an arithmetic number, because the mean of its divisors is an integer number (24569685).

Almost surely, 2^84238916 is an apocalyptic number.

It is an amenable number.

84238916 is a deficient number, since it is larger than the sum of its proper divisors (63179194).

84238916 is a wasteful number, since it uses less digits than its factorization.

84238916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21059733 (or 21059731 counting only the distinct ones).

The product of its digits is 82944, while the sum is 41.

The square root of 84238916 is about 9178.1760715297. The cubic root of 84238916 is about 438.3667341271.

The spelling of 84238916 in words is "eighty-four million, two hundred thirty-eight thousand, nine hundred sixteen".