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5284487 = 13406499
BaseRepresentation
bin10100001010001010000111
3100221110221202
4110022022013
52323100422
6305133115
762626445
oct24121207
910843852
105284487
112a8a34a
12192a19b
131130420
149b7b95
156e5b92
hex50a287

5284487 has 4 divisors (see below), whose sum is σ = 5691000. Its totient is φ = 4877976.

The previous prime is 5284481. The next prime is 5284493. The reversal of 5284487 is 7844825.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (5284481) and next prime (5284493).

It is a cyclic number.

It is not a de Polignac number, because 5284487 - 26 = 5284423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5284487.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5284481) 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, 203237 + ... + 203262.

It is an arithmetic number, because the mean of its divisors is an integer number (1422750).

Almost surely, 25284487 is an apocalyptic number.

5284487 is a deficient number, since it is larger than the sum of its proper divisors (406513).

5284487 is a wasteful number, since it uses less digits than its factorization.

5284487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406512.

The product of its digits is 71680, while the sum is 38.

The square root of 5284487 is about 2298.8012093263. The cubic root of 5284487 is about 174.1810661945.

The spelling of 5284487 in words is "five million, two hundred eighty-four thousand, four hundred eighty-seven".

Divisors: 1 13 406499 5284487