84210132 has 12 divisors (see below), whose sum is σ = 196490336. Its totient is φ = 28070040.

The previous prime is 84210127. The next prime is 84210157. The reversal of 84210132 is 23101248.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 84210099 and 84210108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3508744 + ... + 3508767.

Almost surely, 2^84210132 is an apocalyptic number.

It is an amenable number.

84210132 is an abundant number, since it is smaller than the sum of its proper divisors (112280204).

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

84210132 is a wasteful number, since it uses less digits than its factorization.

84210132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7017518 (or 7017516 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 84210132 is about 9176.6078700138. The cubic root of 84210132 is about 438.3167992273.

The spelling of 84210132 in words is "eighty-four million, two hundred ten thousand, one hundred thirty-two".