748566 has 48 divisors (see below), whose sum is σ = 2000544. Its totient is φ = 196992.

The previous prime is 748541. The next prime is 748567. The reversal of 748566 is 665847.

It is a happy number.

748566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 748566.

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 748566.

It is not an unprimeable number, because it can be changed into a prime (748567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1410 + ... + 1866.

It is an arithmetic number, because the mean of its divisors is an integer number (41678).

2⁷⁴⁸⁵⁶⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 748566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1000272).

748566 is an abundant number, since it is smaller than the sum of its proper divisors (1251978).

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

748566 is a wasteful number, since it uses less digits than its factorization.

748566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 482 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 748566 is about 865.1970873737. The cubic root of 748566 is about 90.7980871210.

The spelling of 748566 in words is "seven hundred forty-eight thousand, five hundred sixty-six".