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835429 = 7235189
BaseRepresentation
bin11001011111101100101
31120102222211
43023331211
5203213204
625523421
710046440
oct3137545
91512884
10835429
11520741
12343571
1323334a
1417a657
15117804
hexcbf65

835429 has 8 divisors (see below), whose sum is σ = 996480. Its totient is φ = 684816.

The previous prime is 835427. The next prime is 835441. The reversal of 835429 is 924538.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 835429 - 21 = 835427 is a prime.

It is a super-2 number, since 2×8354292 = 1395883228082, which contains 22 as substring.

It is a Duffinian number.

835429 is a lucky number.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 835429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (835421) 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 in 7 ways as a sum of consecutive naturals, for example, 2434 + ... + 2755.

It is an arithmetic number, because the mean of its divisors is an integer number (124560).

2835429 is an apocalyptic number.

It is an amenable number.

835429 is a deficient number, since it is larger than the sum of its proper divisors (161051).

835429 is a wasteful number, since it uses less digits than its factorization.

835429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5219.

The product of its digits is 8640, while the sum is 31.

The square root of 835429 is about 914.0180523381. The cubic root of 835429 is about 94.1824207681.

The spelling of 835429 in words is "eight hundred thirty-five thousand, four hundred twenty-nine".

Divisors: 1 7 23 161 5189 36323 119347 835429