84646072 has 32 divisors (see below), whose sum is σ = 189273600. Its totient is φ = 34699104.

The previous prime is 84646069. The next prime is 84646073. The reversal of 84646072 is 27064648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84646073) 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, 31572 + ... + 34147.

It is an arithmetic number, because the mean of its divisors is an integer number (5914800).

Almost surely, 2^84646072 is an apocalyptic number.

It is an amenable number.

84646072 is an abundant number, since it is smaller than the sum of its proper divisors (104627528).

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

84646072 is a wasteful number, since it uses less digits than its factorization.

84646072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65755 (or 65751 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 84646072 is about 9200.3299940817. The cubic root of 84646072 is about 439.0718589723.

The spelling of 84646072 in words is "eighty-four million, six hundred forty-six thousand, seventy-two".