906384 has 40 divisors (see below), whose sum is σ = 2446272. Its totient is φ = 288640.

The previous prime is 906383. The next prime is 906391. The reversal of 906384 is 483609.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (906383) 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, 694 + ... + 1514.

2⁹⁰⁶³⁸⁴ 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 906384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1223136).

906384 is an abundant number, since it is smaller than the sum of its proper divisors (1539888).

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

906384 is a wasteful number, since it uses less digits than its factorization.

906384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855 (or 849 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 906384 is about 952.0420158796. The cubic root of 906384 is about 96.7766854125.

The spelling of 906384 in words is "nine hundred six thousand, three hundred eighty-four".