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534261 = 371319103
BaseRepresentation
bin10000010011011110101
31000010212110
42002123311
5114044021
615241233
74353420
oct2023365
91003773
10534261
11335442
12219219
13159240
14dc9b7
15a8476
hex826f5

534261 has 32 divisors (see below), whose sum is σ = 931840. Its totient is φ = 264384.

The previous prime is 534253. The next prime is 534283. The reversal of 534261 is 162435.

It is a happy number.

534261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 534261 - 23 = 534253 is a prime.

It is a super-2 number, since 2×5342612 = 570869632242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a d-powerful number, because it can be written as 5 + 37 + 219 + 4 + 65 + 1 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5136 + ... + 5238.

It is an arithmetic number, because the mean of its divisors is an integer number (29120).

2534261 is an apocalyptic number.

It is an amenable number.

534261 is a deficient number, since it is larger than the sum of its proper divisors (397579).

534261 is a wasteful number, since it uses less digits than its factorization.

534261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145.

The product of its digits is 720, while the sum is 21.

The square root of 534261 is about 730.9315973468. The cubic root of 534261 is about 81.1430181733.

Adding to 534261 its reverse (162435), we get a palindrome (696696).

The spelling of 534261 in words is "five hundred thirty-four thousand, two hundred sixty-one".

Divisors: 1 3 7 13 19 21 39 57 91 103 133 247 273 309 399 721 741 1339 1729 1957 2163 4017 5187 5871 9373 13699 25441 28119 41097 76323 178087 534261