220265441 has 4 divisors (see below), whose sum is σ = 240289584. Its totient is φ = 200241300.

The previous prime is 220265431. The next prime is 220265443. The reversal of 220265441 is 144562022.

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 220265441 - 2¹⁸ = 220003297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220265441.

It is not an unprimeable number, because it can be changed into a prime (220265443) 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, 10012055 + ... + 10012076.

It is an arithmetic number, because the mean of its divisors is an integer number (60072396).

Almost surely, 2^220265441 is an apocalyptic number.

It is an amenable number.

220265441 is a deficient number, since it is larger than the sum of its proper divisors (20024143).

220265441 is a wasteful number, since it uses less digits than its factorization.

220265441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20024142.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 220265441 is about 14841.3422910463. The cubic root of 220265441 is about 603.9237665654.

The spelling of 220265441 in words is "two hundred twenty million, two hundred sixty-five thousand, four hundred forty-one".