2260278 has 32 divisors (see below), whose sum is σ = 5289600. Its totient is φ = 713448.

The previous prime is 2260273. The next prime is 2260301. The reversal of 2260278 is 8720622.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2260273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76 + ... + 2127.

It is an arithmetic number, because the mean of its divisors is an integer number (165300).

2^2260278 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2260278, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2644800).

2260278 is an abundant number, since it is smaller than the sum of its proper divisors (3029322).

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

2260278 is a wasteful number, since it uses less digits than its factorization.

2260278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233 (or 2227 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2260278 is about 1503.4220964187. The cubic root of 2260278 is about 131.2362924460.

The spelling of 2260278 in words is "two million, two hundred sixty thousand, two hundred seventy-eight".