629427964 has 18 divisors (see below), whose sum is σ = 1210739432. Its totient is φ = 286103400.

The previous prime is 629427893. The next prime is 629427971. The reversal of 629427964 is 469724926.

629427964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 649752 + ... + 650719.

Almost surely, 2^629427964 is an apocalyptic number.

It is an amenable number.

629427964 is a deficient number, since it is larger than the sum of its proper divisors (581311468).

629427964 is a wasteful number, since it uses less digits than its factorization.

629427964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300497 (or 1300484 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 49.

The square root of 629427964 is about 25088.4029782687. The cubic root of 629427964 is about 857.0023468777.

The spelling of 629427964 in words is "six hundred twenty-nine million, four hundred twenty-seven thousand, nine hundred sixty-four".