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2848561 is a prime number
BaseRepresentation
bin1010110111011100110001
312100201111021
422313130301
51212123221
6141015441
733132562
oct12673461
95321437
102848561
111676191
12b54581
13789751
14542169
153b4041
hex2b7731

2848561 has 2 divisors, whose sum is σ = 2848562. Its totient is φ = 2848560.

The previous prime is 2848541. The next prime is 2848567. The reversal of 2848561 is 1658482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 207936 = 1625^2 + 456^2 .

It is a cyclic number.

It is not a de Polignac number, because 2848561 - 215 = 2815793 is a prime.

It is a super-2 number, since 2×28485612 = 16228599541442, which contains 22 as substring.

2848561 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2848567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1424280 + 1424281.

It is an arithmetic number, because the mean of its divisors is an integer number (1424281).

22848561 is an apocalyptic number.

It is an amenable number.

2848561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2848561 is an equidigital number, since it uses as much as digits as its factorization.

2848561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15360, while the sum is 34.

The square root of 2848561 is about 1687.7680527845. The cubic root of 2848561 is about 141.7561277312.

The spelling of 2848561 in words is "two million, eight hundred forty-eight thousand, five hundred sixty-one".