84675284 has 6 divisors (see below), whose sum is σ = 148181754. Its totient is φ = 42337640.

The previous prime is 84675263. The next prime is 84675293. The reversal of 84675284 is 48257648.

It can be written as a sum of positive squares in only one way, i.e., 78818884 + 5856400 = 8878^2 + 2420^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10584407 + ... + 10584414.

It is an arithmetic number, because the mean of its divisors is an integer number (24696959).

Almost surely, 2^84675284 is an apocalyptic number.

It is an amenable number.

84675284 is a deficient number, since it is larger than the sum of its proper divisors (63506470).

84675284 is a wasteful number, since it uses less digits than its factorization.

84675284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21168825 (or 21168823 counting only the distinct ones).

The product of its digits is 430080, while the sum is 44.

The square root of 84675284 is about 9201.9174088882. The cubic root of 84675284 is about 439.1223621702.

The spelling of 84675284 in words is "eighty-four million, six hundred seventy-five thousand, two hundred eighty-four".