748767589 has 2 divisors, whose sum is σ = 748767590. Its totient is φ = 748767588.

The previous prime is 748767581. The next prime is 748767629. The reversal of 748767589 is 985767847.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 725871364 + 22896225 = 26942^2 + 4785^2 .

It is a cyclic number.

It is not a de Polignac number, because 748767589 - 2³ = 748767581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748767581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374383794 + 374383795.

It is an arithmetic number, because the mean of its divisors is an integer number (374383795).

Almost surely, 2^748767589 is an apocalyptic number.

It is an amenable number.

748767589 is a deficient number, since it is larger than the sum of its proper divisors (1).

748767589 is an equidigital number, since it uses as much as digits as its factorization.

748767589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23708160, while the sum is 61.

The square root of 748767589 is about 27363.6179808153. The cubic root of 748767589 is about 908.0623703817.

It can be divided in two parts, 7487 and 67589, that added together give a square (75076 = 274²).

The spelling of 748767589 in words is "seven hundred forty-eight million, seven hundred sixty-seven thousand, five hundred eighty-nine".