2773248 has 72 divisors (see below), whose sum is σ = 7750848. Its totient is φ = 878592.

The previous prime is 2773237. The next prime is 2773249. The reversal of 2773248 is 8423772.

It is not an unprimeable number, because it can be changed into a prime (2773249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17586 + ... + 17742.

2^2773248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2773248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3875424).

2773248 is an abundant number, since it is smaller than the sum of its proper divisors (4977600).

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

2773248 is a wasteful number, since it uses less digits than its factorization.

2773248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 185 counting only the distinct ones).

The product of its digits is 18816, while the sum is 33.

The square root of 2773248 is about 1665.3071788712. The cubic root of 2773248 is about 140.4956580599.

The spelling of 2773248 in words is "two million, seven hundred seventy-three thousand, two hundred forty-eight".