629883412 has 18 divisors (see below), whose sum is σ = 1132636778. Its totient is φ = 306281232.

The previous prime is 629883329. The next prime is 629883413. The reversal of 629883412 is 214388926.

It can be written as a sum of positive squares in only one way, i.e., 612859536 + 17023876 = 24756^2 + 4126^2 .

It is a super-2 number, since 2×629883412² = 793506225425523488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629883413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 304293 + ... + 306355.

Almost surely, 2^629883412 is an apocalyptic number.

It is an amenable number.

629883412 is a deficient number, since it is larger than the sum of its proper divisors (502753366).

629883412 is an equidigital number, since it uses as much as digits as its factorization.

629883412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4167 (or 2102 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 629883412 is about 25097.4782000105. The cubic root of 629883412 is about 857.2090032498.

The spelling of 629883412 in words is "six hundred twenty-nine million, eight hundred eighty-three thousand, four hundred twelve".