Search a number
-
+
469768 = 23134517
BaseRepresentation
bin1110010101100001000
3212212101211
41302230020
5110013033
614022504
73664405
oct1625410
9785354
10469768
112a0a42
121a7a34
13135a90
14c32ac
15942cd
hex72b08

469768 has 16 divisors (see below), whose sum is σ = 948780. Its totient is φ = 216768.

The previous prime is 469757. The next prime is 469769. The reversal of 469768 is 867964.

It can be written as a sum of positive squares in 2 ways, for example, as 338724 + 131044 = 582^2 + 362^2 .

Its product of digits (72576) is a multiple of the sum of its prime factors (4536).

It is a self number, because there is not a number n which added to its sum of digits gives 469768.

It is not an unprimeable number, because it can be changed into a prime (469769) by changing a digit.

469768 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, 2155 + ... + 2362.

2469768 is an apocalyptic number.

It is an amenable number.

469768 is an abundant number, since it is smaller than the sum of its proper divisors (479012).

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

469768 is a wasteful number, since it uses less digits than its factorization.

469768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536 (or 4532 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 469768 is about 685.3962357644. The cubic root of 469768 is about 77.7370059929.

The spelling of 469768 in words is "four hundred sixty-nine thousand, seven hundred sixty-eight".

Divisors: 1 2 4 8 13 26 52 104 4517 9034 18068 36136 58721 117442 234884 469768