2293648 has 20 divisors (see below), whose sum is σ = 5079040. Its totient is φ = 982944.

The previous prime is 2293637. The next prime is 2293649. The reversal of 2293648 is 8463922.

It is a super-2 number, since 2×2293648² = 10521642295808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2293649) 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, 10128 + ... + 10351.

It is an arithmetic number, because the mean of its divisors is an integer number (253952).

2^2293648 is an apocalyptic number.

2293648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2293648 is an abundant number, since it is smaller than the sum of its proper divisors (2785392).

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

2293648 is a wasteful number, since it uses less digits than its factorization.

2293648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20494 (or 20488 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 2293648 is about 1514.4794485235. The cubic root of 2293648 is about 131.8789830562.

The spelling of 2293648 in words is "two million, two hundred ninety-three thousand, six hundred forty-eight".