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2830469 is a prime number
BaseRepresentation
bin1010110011000010000101
312022210200012
422303002011
51211033334
6140400005
733026045
oct12630205
95283605
102830469
111663634
12b46005
13781445
14539725
153ad9ce
hex2b3085

2830469 has 2 divisors, whose sum is σ = 2830470. Its totient is φ = 2830468.

The previous prime is 2830439. The next prime is 2830489. The reversal of 2830469 is 9640382.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2439844 + 390625 = 1562^2 + 625^2 .

It is a cyclic number.

It is not a de Polignac number, because 2830469 - 216 = 2764933 is a prime.

It is a super-2 number, since 2×28304692 = 16023109519922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2830439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1415234 + 1415235.

It is an arithmetic number, because the mean of its divisors is an integer number (1415235).

22830469 is an apocalyptic number.

It is an amenable number.

2830469 is a deficient number, since it is larger than the sum of its proper divisors (1).

2830469 is an equidigital number, since it uses as much as digits as its factorization.

2830469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2830469 is about 1682.3997741322. The cubic root of 2830469 is about 141.4553793056.

The spelling of 2830469 in words is "two million, eight hundred thirty thousand, four hundred sixty-nine".