220225541 has 8 divisors (see below), whose sum is σ = 222550944. Its totient is φ = 217910160.

The previous prime is 220225501. The next prime is 220225589. The reversal of 220225541 is 145522022.

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

It is a cyclic number.

It is not a de Polignac number, because 220225541 - 2¹⁸ = 219963397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220225501) 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, 46610 + ... + 51116.

It is an arithmetic number, because the mean of its divisors is an integer number (27818868).

Almost surely, 2^220225541 is an apocalyptic number.

It is an amenable number.

220225541 is a deficient number, since it is larger than the sum of its proper divisors (2325403).

220225541 is a wasteful number, since it uses less digits than its factorization.

220225541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 220225541 is about 14839.9980121292. The cubic root of 220225541 is about 603.8872984245.

Adding to 220225541 its reverse (145522022), we get a palindrome (365747563).

The spelling of 220225541 in words is "two hundred twenty million, two hundred twenty-five thousand, five hundred forty-one".