2269090 has 16 divisors (see below), whose sum is σ = 4125888. Its totient is φ = 898416.

The previous prime is 2269087. The next prime is 2269097. The reversal of 2269090 is 909622.

2269090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2269097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72 + ... + 2131.

It is an arithmetic number, because the mean of its divisors is an integer number (257868).

2^2269090 is an apocalyptic number.

2269090 is a deficient number, since it is larger than the sum of its proper divisors (1856798).

2269090 is a wasteful number, since it uses less digits than its factorization.

2269090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2313.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 2269090 is about 1506.3498929532. The cubic root of 2269090 is about 131.4066187792.

It can be divided in two parts, 226 and 9090, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 2269090 in words is "two million, two hundred sixty-nine thousand, ninety".