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4873861 = 19223587
BaseRepresentation
bin10010100101111010000101
3100011121200101
4102211322011
52221430421
6252244101
756266336
oct22457205
910147611
104873861
112829893
121770631
131018555
1490c28d
15664191
hex4a5e85

4873861 has 12 divisors (see below), whose sum is σ = 5376672. Its totient is φ = 4409064.

The previous prime is 4873859. The next prime is 4873873. The reversal of 4873861 is 1683784.

It is a happy number.

It is not a de Polignac number, because 4873861 - 21 = 4873859 is a prime.

It is an Ulam number.

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 4873861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4873801) 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 11 ways as a sum of consecutive naturals, for example, 8010 + ... + 8596.

It is an arithmetic number, because the mean of its divisors is an integer number (448056).

Almost surely, 24873861 is an apocalyptic number.

It is an amenable number.

4873861 is a deficient number, since it is larger than the sum of its proper divisors (502811).

4873861 is a wasteful number, since it uses less digits than its factorization.

4873861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648 (or 629 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 4873861 is about 2207.6822688059. The cubic root of 4873861 is about 169.5473656868.

The spelling of 4873861 in words is "four million, eight hundred seventy-three thousand, eight hundred sixty-one".

Divisors: 1 19 23 361 437 587 8303 11153 13501 211907 256519 4873861