629850479 has 2 divisors, whose sum is σ = 629850480. Its totient is φ = 629850478.

The previous prime is 629850461. The next prime is 629850491. The reversal of 629850479 is 974058926.

It is a happy number.

629850479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-629850479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (629850499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314925239 + 314925240.

It is an arithmetic number, because the mean of its divisors is an integer number (314925240).

Almost surely, 2^629850479 is an apocalyptic number.

629850479 is a deficient number, since it is larger than the sum of its proper divisors (1).

629850479 is an equidigital number, since it uses as much as digits as its factorization.

629850479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 629850479 is about 25096.8220896591. The cubic root of 629850479 is about 857.1940634713.

The spelling of 629850479 in words is "six hundred twenty-nine million, eight hundred fifty thousand, four hundred seventy-nine".