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3564161 = 5216841
BaseRepresentation
bin1101100110001010000001
320201002002222
431212022001
51403023121
6204220425
742203066
oct15461201
96632088
103564161
112014897
12123a715
1397a393
1468ac6d
154a60ab
hex366281

3564161 has 4 divisors (see below), whose sum is σ = 3571524. Its totient is φ = 3556800.

The previous prime is 3564157. The next prime is 3564181. The reversal of 3564161 is 1614653.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1614653 = 5927367.

It can be written as a sum of positive squares in 2 ways, for example, as 1874161 + 1690000 = 1369^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 3564161 - 22 = 3564157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3564161.

It is not an unprimeable number, because it can be changed into a prime (3564181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2900 + ... + 3941.

It is an arithmetic number, because the mean of its divisors is an integer number (892881).

Almost surely, 23564161 is an apocalyptic number.

It is an amenable number.

3564161 is a deficient number, since it is larger than the sum of its proper divisors (7363).

3564161 is an equidigital number, since it uses as much as digits as its factorization.

3564161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7362.

The product of its digits is 2160, while the sum is 26.

The square root of 3564161 is about 1887.8985671905. The cubic root of 3564161 is about 152.7516011522.

The spelling of 3564161 in words is "three million, five hundred sixty-four thousand, one hundred sixty-one".

Divisors: 1 521 6841 3564161