220441461 has 8 divisors (see below), whose sum is σ = 301090944. Its totient is φ = 143376480.

The previous prime is 220441451. The next prime is 220441511. The reversal of 220441461 is 164144022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220441461 - 2¹⁵ = 220408693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220441451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895981 + ... + 896226.

It is an arithmetic number, because the mean of its divisors is an integer number (37636368).

Almost surely, 2^220441461 is an apocalyptic number.

It is an amenable number.

220441461 is a deficient number, since it is larger than the sum of its proper divisors (80649483).

220441461 is a wasteful number, since it uses less digits than its factorization.

220441461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1792251.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 220441461 is about 14847.2711634159. The cubic root of 220441461 is about 604.0845942725.

Adding to 220441461 its reverse (164144022), we get a palindrome (384585483).

The spelling of 220441461 in words is "two hundred twenty million, four hundred forty-one thousand, four hundred sixty-one".