84825684 has 24 divisors (see below), whose sum is σ = 219918720. Its totient is φ = 28275192.

The previous prime is 84825683. The next prime is 84825707. The reversal of 84825684 is 48652848.

84825684 is a `hidden beast` number, since 8 + 4 + 82 + 568 + 4 = 666.

It is a super-3 number, since 3×84825684³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84825683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392604 + ... + 392819.

It is an arithmetic number, because the mean of its divisors is an integer number (9163280).

Almost surely, 2^84825684 is an apocalyptic number.

It is an amenable number.

84825684 is an abundant number, since it is smaller than the sum of its proper divisors (135093036).

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

84825684 is a wasteful number, since it uses less digits than its factorization.

84825684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785436 (or 785428 counting only the distinct ones).

The product of its digits is 491520, while the sum is 45.

The square root of 84825684 is about 9210.0859930839. The cubic root of 84825684 is about 439.3821976904.

The spelling of 84825684 in words is "eighty-four million, eight hundred twenty-five thousand, six hundred eighty-four".