2270648 has 8 divisors (see below), whose sum is σ = 4257480. Its totient is φ = 1135320.

The previous prime is 2270641. The next prime is 2270659. The reversal of 2270648 is 8460722.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2270648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2270641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141908 + ... + 141923.

It is an arithmetic number, because the mean of its divisors is an integer number (532185).

2^2270648 is an apocalyptic number.

It is an amenable number.

2270648 is a deficient number, since it is larger than the sum of its proper divisors (1986832).

2270648 is a wasteful number, since it uses less digits than its factorization.

2270648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283837 (or 283833 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 2270648 is about 1506.8669483402. The cubic root of 2270648 is about 131.4366873195.

The spelling of 2270648 in words is "two million, two hundred seventy thousand, six hundred forty-eight".