748089757 has 2 divisors, whose sum is σ = 748089758. Its totient is φ = 748089756.

The previous prime is 748089703. The next prime is 748089761. The reversal of 748089757 is 757980847.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 528724036 + 219365721 = 22994^2 + 14811^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-748089757 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 748089698 and 748089707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (748089557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374044878 + 374044879.

It is an arithmetic number, because the mean of its divisors is an integer number (374044879).

Almost surely, 2^748089757 is an apocalyptic number.

It is an amenable number.

748089757 is a deficient number, since it is larger than the sum of its proper divisors (1).

748089757 is an equidigital number, since it uses as much as digits as its factorization.

748089757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3951360, while the sum is 55.

The square root of 748089757 is about 27351.2295336060. The cubic root of 748089757 is about 907.7882757364.

The spelling of 748089757 in words is "seven hundred forty-eight million, eighty-nine thousand, seven hundred fifty-seven".