749007671 has 2 divisors, whose sum is σ = 749007672. Its totient is φ = 749007670.

The previous prime is 749007661. The next prime is 749007691. The reversal of 749007671 is 176700947.

It is a weak prime.

It is an emirp because it is prime and its reverse (176700947) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749007671 is a prime.

It is a super-2 number, since 2×749007671² = 1122024982433688482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749007631) 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, 374503835 + 374503836.

It is an arithmetic number, because the mean of its divisors is an integer number (374503836).

Almost surely, 2^749007671 is an apocalyptic number.

749007671 is a deficient number, since it is larger than the sum of its proper divisors (1).

749007671 is an equidigital number, since it uses as much as digits as its factorization.

749007671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 749007671 is about 27368.0045125691. The cubic root of 749007671 is about 908.1594125689.

The spelling of 749007671 in words is "seven hundred forty-nine million, seven thousand, six hundred seventy-one".