748243319 has 2 divisors, whose sum is σ = 748243320. Its totient is φ = 748243318.

The previous prime is 748243289. The next prime is 748243339. The reversal of 748243319 is 913342847.

It is a strong prime.

It is an emirp because it is prime and its reverse (913342847) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 748243319 - 2¹⁶ = 748177783 is a prime.

It is a super-2 number, since 2×748243319² = 1119736128856271522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748243339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374121659 + 374121660.

It is an arithmetic number, because the mean of its divisors is an integer number (374121660).

Almost surely, 2^748243319 is an apocalyptic number.

748243319 is a deficient number, since it is larger than the sum of its proper divisors (1).

748243319 is an equidigital number, since it uses as much as digits as its factorization.

748243319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 748243319 is about 27354.0366125367. The cubic root of 748243319 is about 907.8503860401.

The spelling of 748243319 in words is "seven hundred forty-eight million, two hundred forty-three thousand, three hundred nineteen".