8622261 has 8 divisors (see below), whose sum is σ = 12773760. Its totient is φ = 5748156.

The previous prime is 8622241. The next prime is 8622287. The reversal of 8622261 is 1622268.

It is not a de Polignac number, because 8622261 - 2⁹ = 8621749 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 319343 = 8622261 / (8 + 6 + 2 + 2 + 2 + 6 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8622241) 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, 159645 + ... + 159698.

It is an arithmetic number, because the mean of its divisors is an integer number (1596720).

Almost surely, 2^8622261 is an apocalyptic number.

It is an amenable number.

8622261 is a deficient number, since it is larger than the sum of its proper divisors (4151499).

8622261 is a wasteful number, since it uses less digits than its factorization.

8622261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319352 (or 319346 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 8622261 is about 2936.3686757626. The cubic root of 8622261 is about 205.0565856088.

The spelling of 8622261 in words is "eight million, six hundred twenty-two thousand, two hundred sixty-one".