629506039 has 4 divisors (see below), whose sum is σ = 666535824. Its totient is φ = 592476256.

The previous prime is 629506037. The next prime is 629506063. The reversal of 629506039 is 930605926.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 629506039 - 2¹ = 629506037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 629505992 and 629506010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629506037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18514867 + ... + 18514900.

It is an arithmetic number, because the mean of its divisors is an integer number (166633956).

Almost surely, 2^629506039 is an apocalyptic number.

629506039 is a deficient number, since it is larger than the sum of its proper divisors (37029785).

629506039 is a wasteful number, since it uses less digits than its factorization.

629506039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37029784.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 629506039 is about 25089.9589278261. The cubic root of 629506039 is about 857.0377799458.

The spelling of 629506039 in words is "six hundred twenty-nine million, five hundred six thousand, thirty-nine".