738449563 has 2 divisors, whose sum is σ = 738449564. Its totient is φ = 738449562.

The previous prime is 738449561. The next prime is 738449581. The reversal of 738449563 is 365944837.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 738449563 - 2¹ = 738449561 is a prime.

Together with 738449561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (738449561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369224781 + 369224782.

It is an arithmetic number, because the mean of its divisors is an integer number (369224782).

Almost surely, 2^738449563 is an apocalyptic number.

738449563 is a deficient number, since it is larger than the sum of its proper divisors (1).

738449563 is an equidigital number, since it uses as much as digits as its factorization.

738449563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 49.

The square root of 738449563 is about 27174.4284760508. The cubic root of 738449563 is about 903.8720267295.

The spelling of 738449563 in words is "seven hundred thirty-eight million, four hundred forty-nine thousand, five hundred sixty-three".