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674269 is a prime number
BaseRepresentation
bin10100100100111011101
31021020220221
42210213131
5133034034
622241341
75505541
oct2444735
91236827
10674269
11420652
12286251
131a7b9b
14137a21
15d4bb4
hexa49dd

674269 has 2 divisors, whose sum is σ = 674270. Its totient is φ = 674268.

The previous prime is 674263. The next prime is 674273. The reversal of 674269 is 962476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 648025 + 26244 = 805^2 + 162^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-674269 is a prime.

It is a super-2 number, since 2×6742692 = 909277368722, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674263) 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, 337134 + 337135.

It is an arithmetic number, because the mean of its divisors is an integer number (337135).

2674269 is an apocalyptic number.

It is an amenable number.

674269 is a deficient number, since it is larger than the sum of its proper divisors (1).

674269 is an equidigital number, since it uses as much as digits as its factorization.

674269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 34.

The square root of 674269 is about 821.1388433146. The cubic root of 674269 is about 87.6888546793.

The spelling of 674269 in words is "six hundred seventy-four thousand, two hundred sixty-nine".