4613641 has 4 divisors (see below), whose sum is σ = 4738372. Its totient is φ = 4488912.

The previous prime is 4613629. The next prime is 4613657. The reversal of 4613641 is 1463164.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2653641 + 1960000 = 1629^2 + 1400^2 .

It is a cyclic number.

It is not a de Polignac number, because 4613641 - 2¹³ = 4605449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4614641) 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, 62310 + ... + 62383.

It is an arithmetic number, because the mean of its divisors is an integer number (1184593).

Almost surely, 2^4613641 is an apocalyptic number.

It is an amenable number.

4613641 is a deficient number, since it is larger than the sum of its proper divisors (124731).

4613641 is a wasteful number, since it uses less digits than its factorization.

4613641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124730.

The product of its digits is 1728, while the sum is 25.

The square root of 4613641 is about 2147.9387793883. The cubic root of 4613641 is about 166.4745818166.

The spelling of 4613641 in words is "four million, six hundred thirteen thousand, six hundred forty-one".