5390784 has 126 divisors (see below), whose sum is σ = 18068544. Its totient is φ = 1532160.

The previous prime is 5390783. The next prime is 5390797. The reversal of 5390784 is 4870935.

It is a tau number, because it is divible by the number of its divisors (126).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5390783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28129 + ... + 28319.

Almost surely, 2^5390784 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 5390784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9034272).

5390784 is an abundant number, since it is smaller than the sum of its proper divisors (12677760).

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

5390784 is a wasteful number, since it uses less digits than its factorization.

5390784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 5390784 is about 2321.8061934623. The cubic root of 5390784 is about 175.3412009880.

The spelling of 5390784 in words is "five million, three hundred ninety thousand, seven hundred eighty-four".