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473985 = 3353511
BaseRepresentation
bin1110011101110000001
3220002012000
41303232001
5110131420
614054213
74012611
oct1635601
9802160
10473985
112a4126
121aa369
13137985
14c4a41
1595690
hex73b81

473985 has 16 divisors (see below), whose sum is σ = 842880. Its totient is φ = 252720.

The previous prime is 473981. The next prime is 473987. The reversal of 473985 is 589374.

It is a Wieferich number.

It is not a de Polignac number, because 473985 - 22 = 473981 is a prime.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 473985.

It is not an unprimeable number, because it can be changed into a prime (473981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1621 + ... + 1890.

It is an arithmetic number, because the mean of its divisors is an integer number (52680).

2473985 is an apocalyptic number.

473985 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

473985 is a deficient number, since it is larger than the sum of its proper divisors (368895).

473985 is a wasteful number, since it uses less digits than its factorization.

473985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525 (or 3519 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 473985 is about 688.4656854194. The cubic root of 473985 is about 77.9689225307.

The spelling of 473985 in words is "four hundred seventy-three thousand, nine hundred eighty-five".

Divisors: 1 3 5 9 15 27 45 135 3511 10533 17555 31599 52665 94797 157995 473985