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2825873 = 17915787
BaseRepresentation
bin1010110001111010010001
312022120100222
422301322101
51210411443
6140322425
733006461
oct12617221
95276328
102825873
111660136
12b43415
1377c31b
14537ba1
153ac468
hex2b1e91

2825873 has 4 divisors (see below), whose sum is σ = 2841840. Its totient is φ = 2809908.

The previous prime is 2825869. The next prime is 2825891. The reversal of 2825873 is 3785282.

It is a happy number.

2825873 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 2825873 - 22 = 2825869 is a prime.

It is a d-powerful number, because it can be written as 25 + 82 + 221 + 58 + 86 + 75 + 310 .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2825833) 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, 7715 + ... + 8072.

It is an arithmetic number, because the mean of its divisors is an integer number (710460).

22825873 is an apocalyptic number.

It is an amenable number.

2825873 is a deficient number, since it is larger than the sum of its proper divisors (15967).

2825873 is a wasteful number, since it uses less digits than its factorization.

2825873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15966.

The product of its digits is 26880, while the sum is 35.

The square root of 2825873 is about 1681.0333131738. The cubic root of 2825873 is about 141.3787746716.

The spelling of 2825873 in words is "two million, eight hundred twenty-five thousand, eight hundred seventy-three".

Divisors: 1 179 15787 2825873