4450661 has 4 divisors (see below), whose sum is σ = 4644192. Its totient is φ = 4257132.

The previous prime is 4450657. The next prime is 4450669. The reversal of 4450661 is 1660544.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4450661 - 2² = 4450657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4450661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4450669) 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, 96731 + ... + 96776.

It is an arithmetic number, because the mean of its divisors is an integer number (1161048).

Almost surely, 2^4450661 is an apocalyptic number.

It is an amenable number.

4450661 is a deficient number, since it is larger than the sum of its proper divisors (193531).

4450661 is a wasteful number, since it uses less digits than its factorization.

4450661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193530.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 4450661 is about 2109.6589771809. The cubic root of 4450661 is about 164.4907592977.

It can be divided in two parts, 44 and 50661, that added together give a palindrome (50705).

The spelling of 4450661 in words is "four million, four hundred fifty thousand, six hundred sixty-one".