629768536 has 16 divisors (see below), whose sum is σ = 1250276040. Its totient is φ = 296361600.

The previous prime is 629768533. The next prime is 629768563. The reversal of 629768536 is 635867926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629768533) 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 3 ways as a sum of consecutive naturals, for example, 2315190 + ... + 2315461.

Almost surely, 2^629768536 is an apocalyptic number.

It is an amenable number.

629768536 is a deficient number, since it is larger than the sum of its proper divisors (620507504).

629768536 is a wasteful number, since it uses less digits than its factorization.

629768536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630674 (or 4630670 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 52.

The square root of 629768536 is about 25095.1894991849. The cubic root of 629768536 is about 857.1568884581.

The spelling of 629768536 in words is "six hundred twenty-nine million, seven hundred sixty-eight thousand, five hundred thirty-six".