748849 has 2 divisors, whose sum is σ = 748850. Its totient is φ = 748848.

The previous prime is 748831. The next prime is 748861. The reversal of 748849 is 948847.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 734449 + 14400 = 857^2 + 120^2 .

It is an emirp because it is prime and its reverse (948847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 748849 - 2⁵ = 748817 is a prime.

It is not a weakly prime, because it can be changed into another prime (748819) 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 as a sum of consecutive naturals, namely, 374424 + 374425.

It is an arithmetic number, because the mean of its divisors is an integer number (374425).

2⁷⁴⁸⁸⁴⁹ is an apocalyptic number.

It is an amenable number.

748849 is a deficient number, since it is larger than the sum of its proper divisors (1).

748849 is an equidigital number, since it uses as much as digits as its factorization.

748849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 40.

The square root of 748849 is about 865.3606184707. The cubic root of 748849 is about 90.8095279386.

The spelling of 748849 in words is "seven hundred forty-eight thousand, eight hundred forty-nine".