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804349 = 7138839
BaseRepresentation
bin11000100010111111101
31111212100201
43010113331
5201214344
625123501
76560020
oct3042775
91455321
10804349
114aa357
12329591
13222160
1416d1b7
1510d4d4
hexc45fd

804349 has 8 divisors (see below), whose sum is σ = 990080. Its totient is φ = 636336.

The previous prime is 804341. The next prime is 804367. The reversal of 804349 is 943408.

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 804349 - 23 = 804341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4329 + ... + 4510.

It is an arithmetic number, because the mean of its divisors is an integer number (123760).

804349 is a Friedman number, since it can be written as 93^(4-4^0)-8, using all its digits and the basic arithmetic operations.

2804349 is an apocalyptic number.

It is an amenable number.

804349 is a deficient number, since it is larger than the sum of its proper divisors (185731).

804349 is a wasteful number, since it uses less digits than its factorization.

804349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8859.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 804349 is about 896.8550607540. The cubic root of 804349 is about 92.9996916782. Note that the first 3 decimals are identical.

The spelling of 804349 in words is "eight hundred four thousand, three hundred forty-nine".

Divisors: 1 7 13 91 8839 61873 114907 804349