84255384 has 16 divisors (see below), whose sum is σ = 210638520. Its totient is φ = 28085120.

The previous prime is 84255343. The next prime is 84255389. The reversal of 84255384 is 48355248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84255389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1755297 + ... + 1755344.

Almost surely, 2^84255384 is an apocalyptic number.

It is an amenable number.

84255384 is an abundant number, since it is smaller than the sum of its proper divisors (126383136).

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

84255384 is a wasteful number, since it uses less digits than its factorization.

84255384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510650 (or 3510646 counting only the distinct ones).

The product of its digits is 153600, while the sum is 39.

The square root of 84255384 is about 9179.0731558257. The cubic root of 84255384 is about 438.3952979365.

The spelling of 84255384 in words is "eighty-four million, two hundred fifty-five thousand, three hundred eighty-four".