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830652 = 22369221
BaseRepresentation
bin11001010110010111100
31120012102220
43022302330
5203040102
625445340
710026504
oct3126274
91505386
10830652
11518099
12340850
13231114
14178a04
151161bc
hexcacbc

830652 has 12 divisors (see below), whose sum is σ = 1938216. Its totient is φ = 276880.

The previous prime is 830639. The next prime is 830657. The reversal of 830652 is 256038.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830657) by changing a digit.

830652 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 in 3 ways as a sum of consecutive naturals, for example, 34599 + ... + 34622.

It is an arithmetic number, because the mean of its divisors is an integer number (161518).

2830652 is an apocalyptic number.

It is an amenable number.

830652 is an abundant number, since it is smaller than the sum of its proper divisors (1107564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

830652 is a wasteful number, since it uses less digits than its factorization.

830652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69228 (or 69226 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 830652 is about 911.4011191567. The cubic root of 830652 is about 94.0025651933.

The spelling of 830652 in words is "eight hundred thirty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 69221 138442 207663 276884 415326 830652