867748 has 24 divisors (see below), whose sum is σ = 1838592. Its totient is φ = 349824.

The previous prime is 867743. The next prime is 867773. The reversal of 867748 is 847768.

It is a self number, because there is not a number n which added to its sum of digits gives 867748.

It is not an unprimeable number, because it can be changed into a prime (867743) by changing a digit.

867748 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436 + ... + 1387.

It is an arithmetic number, because the mean of its divisors is an integer number (76608).

2⁸⁶⁷⁷⁴⁸ is an apocalyptic number.

It is an amenable number.

867748 is an abundant number, since it is smaller than the sum of its proper divisors (970844).

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

867748 is a wasteful number, since it uses less digits than its factorization.

867748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851 (or 1849 counting only the distinct ones).

The product of its digits is 75264, while the sum is 40.

The square root of 867748 is about 931.5299243717. The cubic root of 867748 is about 95.3815861921.

The spelling of 867748 in words is "eight hundred sixty-seven thousand, seven hundred forty-eight".