629669675 has 12 divisors (see below), whose sum is σ = 805978176. Its totient is φ = 487485600.

The previous prime is 629669581. The next prime is 629669743. The reversal of 629669675 is 576966926.

It is not a de Polignac number, because 629669675 - 2¹² = 629665579 is a prime.

It is a super-2 number, since 2×629669675² = 792967799229211250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 629669675.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 405464 + ... + 407013.

It is an arithmetic number, because the mean of its divisors is an integer number (67164848).

Almost surely, 2^629669675 is an apocalyptic number.

629669675 is a deficient number, since it is larger than the sum of its proper divisors (176308501).

629669675 is a wasteful number, since it uses less digits than its factorization.

629669675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812518 (or 812513 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 56.

The square root of 629669675 is about 25093.2197017441. The cubic root of 629669675 is about 857.1120339776.

The spelling of 629669675 in words is "six hundred twenty-nine million, six hundred sixty-nine thousand, six hundred seventy-five".