2267440 has 40 divisors (see below), whose sum is σ = 6026400. Its totient is φ = 777216.

The previous prime is 2267417. The next prime is 2267483. The reversal of 2267440 is 447622.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1465 + ... + 2584.

It is an arithmetic number, because the mean of its divisors is an integer number (150660).

2^2267440 is an apocalyptic number.

2267440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2267440 is an abundant number, since it is smaller than the sum of its proper divisors (3758960).

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

2267440 is a wasteful number, since it uses less digits than its factorization.

2267440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4069 (or 4063 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 2267440 is about 1505.8021118328. The cubic root of 2267440 is about 131.3747596790.

The spelling of 2267440 in words is "two million, two hundred sixty-seven thousand, four hundred forty".