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52449 = 317483
BaseRepresentation
bin1100110011100001
32122221120
430303201
53134244
61042453
7305625
oct146341
978846
1052449
1136451
1226429
131ab47
1415185
1510819
hexcce1

52449 has 4 divisors (see below), whose sum is σ = 69936. Its totient is φ = 34964.

The previous prime is 52433. The next prime is 52453. The reversal of 52449 is 94425.

52449 is digitally balanced in base 2, 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52449 - 24 = 52433 is a prime.

It is a D-number.

52449 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (52489) 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, 8739 + ... + 8744.

It is an arithmetic number, because the mean of its divisors is an integer number (17484).

252449 is an apocalyptic number.

It is an amenable number.

52449 is a deficient number, since it is larger than the sum of its proper divisors (17487).

52449 is a wasteful number, since it uses less digits than its factorization.

52449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17486.

The product of its digits is 1440, while the sum is 24.

The square root of 52449 is about 229.0174665828. The cubic root of 52449 is about 37.4322331668.

Subtracting from 52449 its sum of digits (24), we obtain a palindrome (52425).

It can be divided in two parts, 5244 and 9, that added together give a triangular number (5253 = T102).

The spelling of 52449 in words is "fifty-two thousand, four hundred forty-nine".

Divisors: 1 3 17483 52449