749677 has 2 divisors, whose sum is σ = 749678. Its totient is φ = 749676.

The previous prime is 749659. The next prime is 749701. The reversal of 749677 is 776947.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 594441 + 155236 = 771^2 + 394^2 .

It is an emirp because it is prime and its reverse (776947) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (741677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374838 + 374839.

It is an arithmetic number, because the mean of its divisors is an integer number (374839).

2⁷⁴⁹⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

749677 is a deficient number, since it is larger than the sum of its proper divisors (1).

749677 is an equidigital number, since it uses as much as digits as its factorization.

749677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74088, while the sum is 40.

The square root of 749677 is about 865.8388995650. The cubic root of 749677 is about 90.8429848810.

The spelling of 749677 in words is "seven hundred forty-nine thousand, six hundred seventy-seven".