749190829 has 2 divisors, whose sum is σ = 749190830. Its totient is φ = 749190828.

The previous prime is 749190817. The next prime is 749190839. The reversal of 749190829 is 928091947.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 698809225 + 50381604 = 26435^2 + 7098^2 .

It is a cyclic number.

It is not a de Polignac number, because 749190829 - 2⁵ = 749190797 is a prime.

It is a super-2 number, since 2×749190829² = 1122573796515414482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (749190839) 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, 374595414 + 374595415.

It is an arithmetic number, because the mean of its divisors is an integer number (374595415).

Almost surely, 2^749190829 is an apocalyptic number.

It is an amenable number.

749190829 is a deficient number, since it is larger than the sum of its proper divisors (1).

749190829 is an equidigital number, since it uses as much as digits as its factorization.

749190829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 49.

The square root of 749190829 is about 27371.3505147262. The cubic root of 749190829 is about 908.2334318844.

The spelling of 749190829 in words is "seven hundred forty-nine million, one hundred ninety thousand, eight hundred twenty-nine".