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4684401 = 321721801
BaseRepresentation
bin10001110111101001110001
322210222210100
4101313221301
52144400101
6244223013
754550101
oct21675161
98728710
104684401
11270a507
12169aa69
13c80247
1489d201
15627e86
hex477a71

4684401 has 18 divisors (see below), whose sum is σ = 7191782. Its totient is φ = 2937600.

The previous prime is 4684391. The next prime is 4684447. The reversal of 4684401 is 1044864.

It can be written as a sum of positive squares in 3 ways, for example, as 998001 + 3686400 = 999^2 + 1920^2 .

It is not a de Polignac number, because 4684401 - 210 = 4683377 is a prime.

It is a super-2 number, since 2×46844012 = 43887225457602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4684451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1701 + ... + 3501.

Almost surely, 24684401 is an apocalyptic number.

It is an amenable number.

4684401 is a deficient number, since it is larger than the sum of its proper divisors (2507381).

4684401 is a wasteful number, since it uses less digits than its factorization.

4684401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841 (or 1821 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4684401 is about 2164.3477077401. The cubic root of 4684401 is about 167.3213480972.

The spelling of 4684401 in words is "four million, six hundred eighty-four thousand, four hundred one".

Divisors: 1 3 9 17 51 153 289 867 1801 2601 5403 16209 30617 91851 275553 520489 1561467 4684401