84146928 has 40 divisors (see below), whose sum is σ = 220450176. Its totient is φ = 27652800.

The previous prime is 84146911. The next prime is 84146947. The reversal of 84146928 is 82964148.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 84146928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8938 + ... + 15753.

Almost surely, 2^84146928 is an apocalyptic number.

It is an amenable number.

84146928 is an abundant number, since it is smaller than the sum of its proper divisors (136303248).

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

84146928 is a wasteful number, since it uses less digits than its factorization.

84146928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24773 (or 24767 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 84146928 is about 9173.1634674195. The cubic root of 84146928 is about 438.2071120746.

The spelling of 84146928 in words is "eighty-four million, one hundred forty-six thousand, nine hundred twenty-eight".