84212704 has 12 divisors (see below), whose sum is σ = 165793824. Its totient is φ = 42106336.

The previous prime is 84212701. The next prime is 84212719. The reversal of 84212704 is 40721248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84212701) 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, 1315792 + ... + 1315855.

It is an arithmetic number, because the mean of its divisors is an integer number (13816152).

Almost surely, 2^84212704 is an apocalyptic number.

It is an amenable number.

84212704 is a deficient number, since it is larger than the sum of its proper divisors (81581120).

84212704 is a wasteful number, since it uses less digits than its factorization.

84212704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2631657 (or 2631649 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 84212704 is about 9176.7480078729. The cubic root of 84212704 is about 438.3212616330.

The spelling of 84212704 in words is "eighty-four million, two hundred twelve thousand, seven hundred four".