84791516 has 6 divisors (see below), whose sum is σ = 148385160. Its totient is φ = 42395756.

The previous prime is 84791507. The next prime is 84791519. The reversal of 84791516 is 61519748.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84791519) 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, 10598936 + ... + 10598943.

It is an arithmetic number, because the mean of its divisors is an integer number (24730860).

Almost surely, 2^84791516 is an apocalyptic number.

It is an amenable number.

84791516 is a deficient number, since it is larger than the sum of its proper divisors (63593644).

84791516 is a wasteful number, since it uses less digits than its factorization.

84791516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21197883 (or 21197881 counting only the distinct ones).

The product of its digits is 60480, while the sum is 41.

The square root of 84791516 is about 9208.2308832913. The cubic root of 84791516 is about 439.3231950142.

The spelling of 84791516 in words is "eighty-four million, seven hundred ninety-one thousand, five hundred sixteen".