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2538534 = 235971101
BaseRepresentation
bin1001101011110000100110
311202222012210
421223300212
51122213114
6130224250
730401655
oct11536046
94688183
102538534
111484269
12a25086
136ab5bb
144a119c
15352259
hex26bc26

2538534 has 32 divisors (see below), whose sum is σ = 5287680. Its totient is φ = 812000.

The previous prime is 2538527. The next prime is 2538577. The reversal of 2538534 is 4358352.

2538534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25084 + ... + 25184.

It is an arithmetic number, because the mean of its divisors is an integer number (165240).

22538534 is an apocalyptic number.

2538534 is the 852-nd nonagonal number.

2538534 is an abundant number, since it is smaller than the sum of its proper divisors (2749146).

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

2538534 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (2538533) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (236).

2538534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236.

The product of its digits is 14400, while the sum is 30.

The square root of 2538534 is about 1593.2777535634. The cubic root of 2538534 is about 136.4146442712.

The spelling of 2538534 in words is "two million, five hundred thirty-eight thousand, five hundred thirty-four".

Divisors: 1 2 3 6 59 71 101 118 142 177 202 213 303 354 426 606 4189 5959 7171 8378 11918 12567 14342 17877 21513 25134 35754 43026 423089 846178 1269267 2538534