Search a number
-
+
470819 is a prime number
BaseRepresentation
bin1110010111100100011
3212220211202
41302330203
5110031234
614031415
74000436
oct1627443
9786752
10470819
112a1808
121a856b
131363bb
14c381d
159477e
hex72f23

470819 has 2 divisors, whose sum is σ = 470820. Its totient is φ = 470818.

The previous prime is 470791. The next prime is 470831. The reversal of 470819 is 918074.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 470819 - 212 = 466723 is a prime.

It is a super-2 number, since 2×4708192 = 443341061522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 470791 and 470800.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 470819.

It is not a weakly prime, because it can be changed into another prime (470219) 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 as a sum of consecutive naturals, namely, 235409 + 235410.

It is an arithmetic number, because the mean of its divisors is an integer number (235410).

2470819 is an apocalyptic number.

470819 is a deficient number, since it is larger than the sum of its proper divisors (1).

470819 is an equidigital number, since it uses as much as digits as its factorization.

470819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 470819 is about 686.1625171925. The cubic root of 470819 is about 77.7949358216.

The spelling of 470819 in words is "four hundred seventy thousand, eight hundred nineteen".