629814441 has 4 divisors (see below), whose sum is σ = 839752592. Its totient is φ = 419876292.

The previous prime is 629814433. The next prime is 629814443. The reversal of 629814441 is 144418926.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 629814441 - 2³ = 629814433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 629814441.

It is not an unprimeable number, because it can be changed into a prime (629814443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104969071 + ... + 104969076.

It is an arithmetic number, because the mean of its divisors is an integer number (209938148).

Almost surely, 2^629814441 is an apocalyptic number.

It is an amenable number.

629814441 is a deficient number, since it is larger than the sum of its proper divisors (209938151).

629814441 is a wasteful number, since it uses less digits than its factorization.

629814441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209938150.

The product of its digits is 55296, while the sum is 39.

The square root of 629814441 is about 25096.1041000391. The cubic root of 629814441 is about 857.1777145388.

The spelling of 629814441 in words is "six hundred twenty-nine million, eight hundred fourteen thousand, four hundred forty-one".