749042927 has 2 divisors, whose sum is σ = 749042928. Its totient is φ = 749042926.

The previous prime is 749042923. The next prime is 749042941. The reversal of 749042927 is 729240947.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 749042927 - 2² = 749042923 is a prime.

It is a super-2 number, since 2×749042927² = 1122130612977454658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749042923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374521463 + 374521464.

It is an arithmetic number, because the mean of its divisors is an integer number (374521464).

Almost surely, 2^749042927 is an apocalyptic number.

749042927 is a deficient number, since it is larger than the sum of its proper divisors (1).

749042927 is an equidigital number, since it uses as much as digits as its factorization.

749042927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 749042927 is about 27368.6486147928. The cubic root of 749042927 is about 908.1736614510.

The spelling of 749042927 in words is "seven hundred forty-nine million, forty-two thousand, nine hundred twenty-seven".