629804012 has 6 divisors (see below), whose sum is σ = 1102157028. Its totient is φ = 314902004.

The previous prime is 629804011. The next prime is 629804017. The reversal of 629804012 is 210408926.

It is a super-2 number, since 2×629804012² = 793306187062592288, 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 629804012.

It is not an unprimeable number, because it can be changed into a prime (629804011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78725498 + ... + 78725505.

It is an arithmetic number, because the mean of its divisors is an integer number (183692838).

Almost surely, 2^629804012 is an apocalyptic number.

It is an amenable number.

629804012 is a deficient number, since it is larger than the sum of its proper divisors (472353016).

629804012 is a wasteful number, since it uses less digits than its factorization.

629804012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157451007 (or 157451005 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 629804012 is about 25095.8963179242. The cubic root of 629804012 is about 857.1729832216.

The spelling of 629804012 in words is "six hundred twenty-nine million, eight hundred four thousand, twelve".