4561611 has 4 divisors (see below), whose sum is σ = 6082152. Its totient is φ = 3041072.

The previous prime is 4561607. The next prime is 4561621. The reversal of 4561611 is 1161654.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4561611 - 2² = 4561607 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (4561621) 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, 760266 + ... + 760271.

It is an arithmetic number, because the mean of its divisors is an integer number (1520538).

Almost surely, 2^4561611 is an apocalyptic number.

4561611 is a deficient number, since it is larger than the sum of its proper divisors (1520541).

4561611 is a wasteful number, since it uses less digits than its factorization.

4561611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520540.

The product of its digits is 720, while the sum is 24.

The square root of 4561611 is about 2135.7928270317. The cubic root of 4561611 is about 165.8464128356.

The spelling of 4561611 in words is "four million, five hundred sixty-one thousand, six hundred eleven".