2266155 has 12 divisors (see below), whose sum is σ = 3928080. Its totient is φ = 1208592.

The previous prime is 2266133. The next prime is 2266157. The reversal of 2266155 is 5516622.

It is not a de Polignac number, because 2266155 - 2⁷ = 2266027 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2266157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25135 + ... + 25224.

It is an arithmetic number, because the mean of its divisors is an integer number (327340).

2^2266155 is an apocalyptic number.

2266155 is a deficient number, since it is larger than the sum of its proper divisors (1661925).

2266155 is a wasteful number, since it uses less digits than its factorization.

2266155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50370 (or 50367 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 2266155 is about 1505.3753684713. The cubic root of 2266155 is about 131.3499374909.

The spelling of 2266155 in words is "two million, two hundred sixty-six thousand, one hundred fifty-five".