748613 has 2 divisors, whose sum is σ = 748614.
Its totient is φ = 748612.
The previous prime is 748609. The next prime is 748633. The reversal of 748613 is 316847.
748613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 744769 + 3844 = 863^2 + 62^2
It is an emirp because it is prime and its reverse (316847) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 748613 - 22 = 748609 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (748603) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374306 + 374307.
It is an arithmetic number, because the mean of its divisors is an integer number (374307).
2748613 is an apocalyptic number.
It is an amenable number.
748613 is a deficient number, since it is larger than the sum of its proper divisors (1).
748613 is an equidigital number, since it uses as much as digits as its factorization.
748613 is an evil number, because the sum of its binary digits is even.
The product of its digits is 4032, while the sum is 29.
The square root of 748613 is about 865.2242483888.
The cubic root of 748613 is about 90.7999873857.
The spelling of 748613 in words is "seven hundred forty-eight thousand, six hundred thirteen".