2022261 has 8 divisors (see below), whose sum is σ = 2736864. Its totient is φ = 1327920.

The previous prime is 2022253. The next prime is 2022263. The reversal of 2022261 is 1622202.

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

It is not a de Polignac number, because 2022261 - 2³ = 2022253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2022261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022263) 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, 4830 + ... + 5231.

It is an arithmetic number, because the mean of its divisors is an integer number (342108).

2^2022261 is an apocalyptic number.

It is an amenable number.

2022261 is a deficient number, since it is larger than the sum of its proper divisors (714603).

2022261 is a wasteful number, since it uses less digits than its factorization.

2022261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10131.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2022261 is about 1422.0622349250. The cubic root of 2022261 is about 126.4578330194.

Adding to 2022261 its reverse (1622202), we get a palindrome (3644463).

The spelling of 2022261 in words is "two million, twenty-two thousand, two hundred sixty-one".