84255392 has 48 divisors (see below), whose sum is σ = 179465832. Its totient is φ = 38707200.

The previous prime is 84255389. The next prime is 84255397. The reversal of 84255392 is 29355248.

It can be written as a sum of positive squares in 4 ways, for example, as 63425296 + 20830096 = 7964^2 + 4564^2 .

It is not an unprimeable number, because it can be changed into a prime (84255397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139892 + ... + 140492.

Almost surely, 2^84255392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84255392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89732916).

84255392 is an abundant number, since it is smaller than the sum of its proper divisors (95210440).

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

84255392 is a wasteful number, since it uses less digits than its factorization.

84255392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961 (or 953 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The square root of 84255392 is about 9179.0735915995. The cubic root of 84255392 is about 438.3953118116.

It can be divided in two parts, 8425 and 5392, that multiplied together give a square (45427600 = 6740²).

The spelling of 84255392 in words is "eighty-four million, two hundred fifty-five thousand, three hundred ninety-two".