Search a number
-
+
469904 = 2443683
BaseRepresentation
bin1110010101110010000
3212212120212
41302232100
5110014104
614023252
73664661
oct1625620
9785525
10469904
112a1056
121a7b28
13135b66
14c3368
159436e
hex72b90

469904 has 20 divisors (see below), whose sum is σ = 932976. Its totient is φ = 229152.

The previous prime is 469891. The next prime is 469907. The reversal of 469904 is 409964.

It is a happy number.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (469907) by changing a digit.

469904 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, 347 + ... + 1029.

2469904 is an apocalyptic number.

It is an amenable number.

469904 is a deficient number, since it is larger than the sum of its proper divisors (463072).

469904 is a wasteful number, since it uses less digits than its factorization.

469904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734 (or 728 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 469904 is about 685.4954412686. The cubic root of 469904 is about 77.7445070095.

The spelling of 469904 in words is "four hundred sixty-nine thousand, nine hundred four".

Divisors: 1 2 4 8 16 43 86 172 344 683 688 1366 2732 5464 10928 29369 58738 117476 234952 469904