2266540 has 12 divisors (see below), whose sum is σ = 4759776. Its totient is φ = 906608.

The previous prime is 2266531. The next prime is 2266549. The reversal of 2266540 is 456622.

It is an interprime number because it is at equal distance from previous prime (2266531) and next prime (2266549).

It is not an unprimeable number, because it can be changed into a prime (2266549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56644 + ... + 56683.

It is an arithmetic number, because the mean of its divisors is an integer number (396648).

2^2266540 is an apocalyptic number.

2266540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2266540 is an abundant number, since it is smaller than the sum of its proper divisors (2493236).

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

2266540 is a wasteful number, since it uses less digits than its factorization.

2266540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113336 (or 113334 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2266540 is about 1505.5032381234. The cubic root of 2266540 is about 131.3573754732.

The spelling of 2266540 in words is "two million, two hundred sixty-six thousand, five hundred forty".