629690005 has 16 divisors (see below), whose sum is σ = 864097920. Its totient is φ = 431525952.

The previous prime is 629689997. The next prime is 629690023. The reversal of 629690005 is 500096926.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 629690005 - 2³ = 629689997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66582 + ... + 75448.

It is an arithmetic number, because the mean of its divisors is an integer number (54006120).

Almost surely, 2^629690005 is an apocalyptic number.

It is an amenable number.

629690005 is a deficient number, since it is larger than the sum of its proper divisors (234407915).

629690005 is a wasteful number, since it uses less digits than its factorization.

629690005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10908.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 629690005 is about 25093.6247879815. The cubic root of 629690005 is about 857.1212583380.

The spelling of 629690005 in words is "six hundred twenty-nine million, six hundred ninety thousand, five".