742656767 has 2 divisors, whose sum is σ = 742656768. Its totient is φ = 742656766.

The previous prime is 742656763. The next prime is 742656797. The reversal of 742656767 is 767656247.

742656767 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 742656767 - 2² = 742656763 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742656763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371328383 + 371328384.

It is an arithmetic number, because the mean of its divisors is an integer number (371328384).

Almost surely, 2^742656767 is an apocalyptic number.

742656767 is a deficient number, since it is larger than the sum of its proper divisors (1).

742656767 is an equidigital number, since it uses as much as digits as its factorization.

742656767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 50.

The square root of 742656767 is about 27251.7296148336. The cubic root of 742656767 is about 905.5853348370.

The spelling of 742656767 in words is "seven hundred forty-two million, six hundred fifty-six thousand, seven hundred sixty-seven".