84784344 has 16 divisors (see below), whose sum is σ = 211960920. Its totient is φ = 28261440.

The previous prime is 84784333. The next prime is 84784361. The reversal of 84784344 is 44348748.

It is a junction number, because it is equal to n+sod(n) for n = 84784296 and 84784305.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1766317 + ... + 1766364.

Almost surely, 2^84784344 is an apocalyptic number.

It is an amenable number.

84784344 is an abundant number, since it is smaller than the sum of its proper divisors (127176576).

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

84784344 is a wasteful number, since it uses less digits than its factorization.

84784344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532690 (or 3532686 counting only the distinct ones).

The product of its digits is 344064, while the sum is 42.

The square root of 84784344 is about 9207.8414408590. The cubic root of 84784344 is about 439.3108081035.

The spelling of 84784344 in words is "eighty-four million, seven hundred eighty-four thousand, three hundred forty-four".