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3834681 = 31278227
BaseRepresentation
bin1110101000001100111001
321012211012020
432220030321
51440202211
6214105053
744410554
oct16501471
97184166
103834681
11218a064
12134b189
13a43556
1471b69b
1550b306
hex3a8339

3834681 has 4 divisors (see below), whose sum is σ = 5112912. Its totient is φ = 2556452.

The previous prime is 3834653. The next prime is 3834703. The reversal of 3834681 is 1864383.

3834681 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, and also an emirpimes, since its reverse is a distinct semiprime: 1864383 = 3621461.

It is a cyclic number.

It is not a de Polignac number, because 3834681 - 27 = 3834553 is a prime.

It is a super-2 number, since 2×38346812 = 29409556743522, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (3834601) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 639111 + ... + 639116.

It is an arithmetic number, because the mean of its divisors is an integer number (1278228).

Almost surely, 23834681 is an apocalyptic number.

It is an amenable number.

3834681 is a deficient number, since it is larger than the sum of its proper divisors (1278231).

3834681 is a wasteful number, since it uses less digits than its factorization.

3834681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278230.

The product of its digits is 13824, while the sum is 33.

The square root of 3834681 is about 1958.2341535169. The cubic root of 3834681 is about 156.5223695258.

The spelling of 3834681 in words is "three million, eight hundred thirty-four thousand, six hundred eighty-one".

Divisors: 1 3 1278227 3834681