84823239372 has 48 divisors (see below), whose sum is σ = 209584351872. Its totient is φ = 26608538880.

The previous prime is 84823239349. The next prime is 84823239373. The reversal of 84823239372 is 27393232848.

It is a happy number.

It is a super-2 number, since 2×84823239372² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (84823239373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3325347 + ... + 3350757.

It is an arithmetic number, because the mean of its divisors is an integer number (4366340664).

Almost surely, 2^84823239372 is an apocalyptic number.

It is an amenable number.

84823239372 is an abundant number, since it is smaller than the sum of its proper divisors (124761112500).

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

84823239372 is a wasteful number, since it uses less digits than its factorization.

84823239372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41798 (or 41796 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 51.

The spelling of 84823239372 in words is "eighty-four billion, eight hundred twenty-three million, two hundred thirty-nine thousand, three hundred seventy-two".