775248 has 40 divisors (see below), whose sum is σ = 2071296. Its totient is φ = 249600.

The previous prime is 775241. The next prime is 775259. The reversal of 775248 is 842577.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 775248.

It is not an unprimeable number, because it can be changed into a prime (775241) 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, 1228 + ... + 1748.

2⁷⁷⁵²⁴⁸ 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 775248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1035648).

775248 is an abundant number, since it is smaller than the sum of its proper divisors (1296048).

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

775248 is a wasteful number, since it uses less digits than its factorization.

775248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 557 counting only the distinct ones).

The product of its digits is 15680, while the sum is 33.

The square root of 775248 is about 880.4816863513. The cubic root of 775248 is about 91.8643242721.

The spelling of 775248 in words is "seven hundred seventy-five thousand, two hundred forty-eight".