748819399 has 2 divisors, whose sum is σ = 748819400. Its totient is φ = 748819398.

The previous prime is 748819397. The next prime is 748819439. The reversal of 748819399 is 993918847.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 748819399 - 2¹ = 748819397 is a prime.

Together with 748819397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748819391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374409699 + 374409700.

It is an arithmetic number, because the mean of its divisors is an integer number (374409700).

Almost surely, 2^748819399 is an apocalyptic number.

748819399 is a deficient number, since it is larger than the sum of its proper divisors (1).

748819399 is an equidigital number, since it uses as much as digits as its factorization.

748819399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 58.

The square root of 748819399 is about 27364.5646594277. The cubic root of 748819399 is about 908.0833139638.

The spelling of 748819399 in words is "seven hundred forty-eight million, eight hundred nineteen thousand, three hundred ninety-nine".