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5285784 = 233773431
BaseRepresentation
bin10100001010011110011000
3100221112201210
4110022132120
52323121114
6305143120
762633310
oct24123630
910845653
105285784
112a90319
12192aaa0
131130baa
149b8440
156e6259
hex50a798

5285784 has 64 divisors (see below), whose sum is σ = 15344640. Its totient is φ = 1486080.

The previous prime is 5285773. The next prime is 5285789. The reversal of 5285784 is 4875825.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5285789) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12049 + ... + 12479.

It is an arithmetic number, because the mean of its divisors is an integer number (239760).

Almost surely, 25285784 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 5285784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7672320).

5285784 is an abundant number, since it is smaller than the sum of its proper divisors (10058856).

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

5285784 is a wasteful number, since it uses less digits than its factorization.

5285784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 516 counting only the distinct ones).

The product of its digits is 89600, while the sum is 39.

The square root of 5285784 is about 2299.0832955767. The cubic root of 5285784 is about 174.1953150934.

The spelling of 5285784 in words is "five million, two hundred eighty-five thousand, seven hundred eighty-four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 73 84 146 168 219 292 431 438 511 584 862 876 1022 1293 1533 1724 1752 2044 2586 3017 3066 3448 4088 5172 6034 6132 9051 10344 12068 12264 18102 24136 31463 36204 62926 72408 94389 125852 188778 220241 251704 377556 440482 660723 755112 880964 1321446 1761928 2642892 5285784