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4993197 = 311831823
BaseRepresentation
bin10011000011000010101101
3100101200101020
4103003002231
52234240242
6255004353
760304266
oct23030255
910350336
104993197
112900510
1218096b9
13105a971
1493d96d
156896ec
hex4c30ad

4993197 has 16 divisors (see below), whose sum is σ = 7354368. Its totient is φ = 2988080.

The previous prime is 4993159. The next prime is 4993199. The reversal of 4993197 is 7913994.

It is a cyclic number.

It is not a de Polignac number, because 4993197 - 214 = 4976813 is a prime.

4993197 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4993199) 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, 1828 + ... + 3650.

It is an arithmetic number, because the mean of its divisors is an integer number (459648).

Almost surely, 24993197 is an apocalyptic number.

It is an amenable number.

4993197 is a deficient number, since it is larger than the sum of its proper divisors (2361171).

4993197 is a wasteful number, since it uses less digits than its factorization.

4993197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1920.

The product of its digits is 61236, while the sum is 42.

The square root of 4993197 is about 2234.5462626672. The cubic root of 4993197 is about 170.9200063590.

The spelling of 4993197 in words is "four million, nine hundred ninety-three thousand, one hundred ninety-seven".

Divisors: 1 3 11 33 83 249 913 1823 2739 5469 20053 60159 151309 453927 1664399 4993197