629049813 has 16 divisors (see below), whose sum is σ = 959199360. Its totient is φ = 359214336.

The previous prime is 629049787. The next prime is 629049821. The reversal of 629049813 is 318940926.

It is not a de Polignac number, because 629049813 - 2⁶ = 629049749 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629049313) 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 in 15 ways as a sum of consecutive naturals, for example, 24481 + ... + 43097.

It is an arithmetic number, because the mean of its divisors is an integer number (59949960).

Almost surely, 2^629049813 is an apocalyptic number.

It is an amenable number.

629049813 is a deficient number, since it is larger than the sum of its proper divisors (330149547).

629049813 is a wasteful number, since it uses less digits than its factorization.

629049813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20236.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 629049813 is about 25080.8654754975. The cubic root of 629049813 is about 856.8306877232.

The spelling of 629049813 in words is "six hundred twenty-nine million, forty-nine thousand, eight hundred thirteen".