2291248 has 20 divisors (see below), whose sum is σ = 4673560. Its totient is φ = 1085184.

The previous prime is 2291239. The next prime is 2291257. The reversal of 2291248 is 8421922.

It is an interprime number because it is at equal distance from previous prime (2291239) and next prime (2291257).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3465 + ... + 4072.

It is an arithmetic number, because the mean of its divisors is an integer number (233678).

2^2291248 is an apocalyptic number.

It is an amenable number.

2291248 is an abundant number, since it is smaller than the sum of its proper divisors (2382312).

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

2291248 is a wasteful number, since it uses less digits than its factorization.

2291248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7564 (or 7558 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 2291248 is about 1513.6868896836. The cubic root of 2291248 is about 131.8329690182.

The spelling of 2291248 in words is "two million, two hundred ninety-one thousand, two hundred forty-eight".