758628349 has 4 divisors (see below), whose sum is σ = 803253564. Its totient is φ = 714003136.

The previous prime is 758628331. The next prime is 758628359. The reversal of 758628349 is 943826857.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 504002500 + 254625849 = 22450^2 + 15957^2 .

It is a cyclic number.

It is not a de Polignac number, because 758628349 - 2¹¹ = 758626301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 758628296 and 758628305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (758628319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22312582 + ... + 22312615.

It is an arithmetic number, because the mean of its divisors is an integer number (200813391).

Almost surely, 2^758628349 is an apocalyptic number.

It is an amenable number.

758628349 is a deficient number, since it is larger than the sum of its proper divisors (44625215).

758628349 is a wasteful number, since it uses less digits than its factorization.

758628349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44625214.

The product of its digits is 2903040, while the sum is 52.

The square root of 758628349 is about 27543.2087636862. The cubic root of 758628349 is about 912.0311868150.

The spelling of 758628349 in words is "seven hundred fifty-eight million, six hundred twenty-eight thousand, three hundred forty-nine".