2262918 has 48 divisors (see below), whose sum is σ = 5417280. Its totient is φ = 627984.

The previous prime is 2262889. The next prime is 2262937. The reversal of 2262918 is 8192622.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12553 + ... + 12731.

It is an arithmetic number, because the mean of its divisors is an integer number (112860).

2^2262918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2262918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2708640).

2262918 is an abundant number, since it is smaller than the sum of its proper divisors (3154362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2262918 is a wasteful number, since it uses less digits than its factorization.

2262918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241 (or 234 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 2262918 is about 1504.2998371335. The cubic root of 2262918 is about 131.2873671383.

The spelling of 2262918 in words is "two million, two hundred sixty-two thousand, nine hundred eighteen".