84621416 has 32 divisors (see below), whose sum is σ = 180619200. Its totient is φ = 36791040.

The previous prime is 84621389. The next prime is 84621431. The reversal of 84621416 is 61412648.

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 7 ways as a sum of consecutive naturals, for example, 18881 + ... + 22928.

It is an arithmetic number, because the mean of its divisors is an integer number (5644350).

Almost surely, 2^84621416 is an apocalyptic number.

It is an amenable number.

84621416 is an abundant number, since it is smaller than the sum of its proper divisors (95997784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84621416 is a wasteful number, since it uses less digits than its factorization.

84621416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41849 (or 41845 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 84621416 is about 9198.9899445537. The cubic root of 84621416 is about 439.0292233769.

The spelling of 84621416 in words is "eighty-four million, six hundred twenty-one thousand, four hundred sixteen".