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4997169 = 323117911
BaseRepresentation
bin10011000100000000110001
3100101212211100
4103010000301
52234402134
6255035013
760322002
oct23040061
910355740
104997169
1129034a1
12180ba69
13105c708
149411a9
1568a999
hex4c4031

4997169 has 12 divisors (see below), whose sum is σ = 7451392. Its totient is φ = 3223800.

The previous prime is 4997119. The next prime is 4997173. The reversal of 4997169 is 9617994.

It is not a de Polignac number, because 4997169 - 28 = 4996913 is a prime.

It is a super-3 number, since 3×49971693 (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4997119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8677 + ... + 9234.

Almost surely, 24997169 is an apocalyptic number.

It is an amenable number.

4997169 is a deficient number, since it is larger than the sum of its proper divisors (2454223).

4997169 is a wasteful number, since it uses less digits than its factorization.

4997169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17948 (or 17945 counting only the distinct ones).

The product of its digits is 122472, while the sum is 45.

The square root of 4997169 is about 2235.4348570245. The cubic root of 4997169 is about 170.9653156287.

The spelling of 4997169 in words is "four million, nine hundred ninety-seven thousand, one hundred sixty-nine".

Divisors: 1 3 9 31 93 279 17911 53733 161199 555241 1665723 4997169