84210074832 has 80 divisors (see below), whose sum is σ = 237576544128. Its totient is φ = 25545838080.

The previous prime is 84210074831. The next prime is 84210074843. The reversal of 84210074832 is 23847001248.

It is a super-2 number, since 2×84210074832² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84210074831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906063 + ... + 994670.

Almost surely, 2^84210074832 is an apocalyptic number.

It is an amenable number.

84210074832 is an abundant number, since it is smaller than the sum of its proper divisors (153366469296).

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

84210074832 is a wasteful number, since it uses less digits than its factorization.

84210074832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900828 (or 1900822 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 84210074832 in words is "eighty-four billion, two hundred ten million, seventy-four thousand, eight hundred thirty-two".