742656763 has 2 divisors, whose sum is σ = 742656764. Its totient is φ = 742656762.

The previous prime is 742656731. The next prime is 742656767. The reversal of 742656763 is 367656247.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 742656763 - 2⁵ = 742656731 is a prime.

It is not a weakly prime, because it can be changed into another prime (742656767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371328381 + 371328382.

It is an arithmetic number, because the mean of its divisors is an integer number (371328382).

Almost surely, 2^742656763 is an apocalyptic number.

742656763 is a deficient number, since it is larger than the sum of its proper divisors (1).

742656763 is an equidigital number, since it uses as much as digits as its factorization.

742656763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 46.

The square root of 742656763 is about 27251.7295414438. The cubic root of 742656763 is about 905.5853332112.

The spelling of 742656763 in words is "seven hundred forty-two million, six hundred fifty-six thousand, seven hundred sixty-three".