748686 has 8 divisors (see below), whose sum is σ = 1497384. Its totient is φ = 249560.

The previous prime is 748669. The next prime is 748687. The reversal of 748686 is 686847.

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

748686 is an admirable number.

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 748686.

It is not an unprimeable number, because it can be changed into a prime (748687) by changing a digit.

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, 62385 + ... + 62396.

It is an arithmetic number, because the mean of its divisors is an integer number (187173).

2⁷⁴⁸⁶⁸⁶ is an apocalyptic number.

748686 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

748686 is a wasteful number, since it uses less digits than its factorization.

748686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124786.

The product of its digits is 64512, while the sum is 39.

The square root of 748686 is about 865.2664329558. The cubic root of 748686 is about 90.8029387031.

The spelling of 748686 in words is "seven hundred forty-eight thousand, six hundred eighty-six".