Search a number
-
+
164632 = 23131583
BaseRepresentation
bin101000001100011000
322100211111
4220030120
520232012
63310104
71253656
oct501430
9270744
10164632
11102766
127b334
1359c20
1443dd6
1533ba7
hex28318

164632 has 16 divisors (see below), whose sum is σ = 332640. Its totient is φ = 75936.

The previous prime is 164627. The next prime is 164653. The reversal of 164632 is 236461.

It is a congruent number.

It is an unprimeable number.

164632 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 688 + ... + 895.

It is an arithmetic number, because the mean of its divisors is an integer number (20790).

2164632 is an apocalyptic number.

It is an amenable number.

164632 is an abundant number, since it is smaller than the sum of its proper divisors (168008).

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

164632 is a wasteful number, since it uses less digits than its factorization.

164632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602 (or 1598 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 164632 is about 405.7486906941. The cubic root of 164632 is about 54.8072592369.

The spelling of 164632 in words is "one hundred sixty-four thousand, six hundred thirty-two".

Divisors: 1 2 4 8 13 26 52 104 1583 3166 6332 12664 20579 41158 82316 164632