629468842 has 4 divisors (see below), whose sum is σ = 944203266. Its totient is φ = 314734420.

The previous prime is 629468837. The next prime is 629468887. The reversal of 629468842 is 248864926.

629468842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 627953481 + 1515361 = 25059^2 + 1231^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157367209 + ... + 157367212.

Almost surely, 2^629468842 is an apocalyptic number.

629468842 is a deficient number, since it is larger than the sum of its proper divisors (314734424).

629468842 is a wasteful number, since it uses less digits than its factorization.

629468842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314734423.

The product of its digits is 1327104, while the sum is 49.

The square root of 629468842 is about 25089.2176442391. The cubic root of 629468842 is about 857.0208990581.

The spelling of 629468842 in words is "six hundred twenty-nine million, four hundred sixty-eight thousand, eight hundred forty-two".