748838 has 8 divisors (see below), whose sum is σ = 1162080. Its totient is φ = 361480.

The previous prime is 748831. The next prime is 748849. The reversal of 748838 is 838847.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748831) by changing a digit.

748838 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 3 ways as a sum of consecutive naturals, for example, 6398 + ... + 6513.

It is an arithmetic number, because the mean of its divisors is an integer number (145260).

2⁷⁴⁸⁸³⁸ is an apocalyptic number.

748838 is a deficient number, since it is larger than the sum of its proper divisors (413242).

748838 is a wasteful number, since it uses less digits than its factorization.

748838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12942.

The product of its digits is 43008, while the sum is 38.

The square root of 748838 is about 865.3542627156. The cubic root of 748838 is about 90.8090832963.

Subtracting 748838 from its reverse (838847), we obtain a palindrome (90009).

The spelling of 748838 in words is "seven hundred forty-eight thousand, eight hundred thirty-eight".