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5752487 = 13442499
BaseRepresentation
bin10101111100011010100111
3101211020221002
4111330122213
52433034422
6323143515
766616046
oct25743247
911736832
105752487
113279a24
121b14b9b
131265450
14a9a55d
15789692
hex57c6a7

5752487 has 4 divisors (see below), whose sum is σ = 6195000. Its totient is φ = 5309976.

The previous prime is 5752403. The next prime is 5752489. The reversal of 5752487 is 7842575.

5752487 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5752487 - 210 = 5751463 is a prime.

It is a super-2 number, since 2×57524872 = 66182213370338, which contains 22 as substring.

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 5752487.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5752489) 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, 221237 + ... + 221262.

It is an arithmetic number, because the mean of its divisors is an integer number (1548750).

Almost surely, 25752487 is an apocalyptic number.

5752487 is a deficient number, since it is larger than the sum of its proper divisors (442513).

5752487 is a wasteful number, since it uses less digits than its factorization.

5752487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442512.

The product of its digits is 78400, while the sum is 38.

The square root of 5752487 is about 2398.4342809425. The cubic root of 5752487 is about 179.1782189294.

The spelling of 5752487 in words is "five million, seven hundred fifty-two thousand, four hundred eighty-seven".

Divisors: 1 13 442499 5752487