84404532 has 24 divisors (see below), whose sum is σ = 197652672. Its totient is φ = 28033600.

The previous prime is 84404521. The next prime is 84404533. The reversal of 84404532 is 23540448.

It is a self number, because there is not a number n which added to its sum of digits gives 84404532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84404533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9144 + ... + 15887.

It is an arithmetic number, because the mean of its divisors is an integer number (8235528).

Almost surely, 2^84404532 is an apocalyptic number.

It is an amenable number.

84404532 is an abundant number, since it is smaller than the sum of its proper divisors (113248140).

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

84404532 is a wasteful number, since it uses less digits than its factorization.

84404532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25319 (or 25317 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 84404532 is about 9187.1939132686. The cubic root of 84404532 is about 438.6538263729.

The spelling of 84404532 in words is "eighty-four million, four hundred four thousand, five hundred thirty-two".