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4251889 is a prime number
BaseRepresentation
bin10000001110000011110001
322000000111101
4100032003301
52042030024
6231044401
751066115
oct20160361
98000441
104251889
112444564
121510701
13b5b415
147c9745
1558ec44
hex40e0f1

4251889 has 2 divisors, whose sum is σ = 4251890. Its totient is φ = 4251888.

The previous prime is 4251869. The next prime is 4251917. The reversal of 4251889 is 9881524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2890000 + 1361889 = 1700^2 + 1167^2 .

It is a cyclic number.

It is not a de Polignac number, because 4251889 - 25 = 4251857 is a prime.

It is not a weakly prime, because it can be changed into another prime (4251809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125944 + 2125945.

It is an arithmetic number, because the mean of its divisors is an integer number (2125945).

Almost surely, 24251889 is an apocalyptic number.

It is an amenable number.

4251889 is a deficient number, since it is larger than the sum of its proper divisors (1).

4251889 is an equidigital number, since it uses as much as digits as its factorization.

4251889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23040, while the sum is 37.

The square root of 4251889 is about 2062.0109117073. The cubic root of 4251889 is about 162.0045850453.

The spelling of 4251889 in words is "four million, two hundred fifty-one thousand, eight hundred eighty-nine".