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4086201 = 37194581
BaseRepresentation
bin1111100101100110111001
321200121012210
433211212321
52021224301
6223325333
746506060
oct17454671
97617183
104086201
112341029
121450849
13b00b92
147851d7
1555aad6
hex3e59b9

4086201 has 8 divisors (see below), whose sum is σ = 6226624. Its totient is φ = 2334960.

The previous prime is 4086179. The next prime is 4086217. The reversal of 4086201 is 1026804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4086201 - 27 = 4086073 is a prime.

It is a super-2 number, since 2×40862012 = 33394077224802, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 194581 = 4086201 / (4 + 0 + 8 + 6 + 2 + 0 + 1).

It is a Duffinian number.

4086201 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4086241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97270 + ... + 97311.

It is an arithmetic number, because the mean of its divisors is an integer number (778328).

Almost surely, 24086201 is an apocalyptic number.

It is an amenable number.

4086201 is a deficient number, since it is larger than the sum of its proper divisors (2140423).

4086201 is a wasteful number, since it uses less digits than its factorization.

4086201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194591.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4086201 is about 2021.4353811092. The cubic root of 4086201 is about 159.8723069718.

The spelling of 4086201 in words is "four million, eighty-six thousand, two hundred one".

Divisors: 1 3 7 21 194581 583743 1362067 4086201