629228085 has 16 divisors (see below), whose sum is σ = 1012945344. Its totient is φ = 333528192.

The previous prime is 629228071. The next prime is 629228087. The reversal of 629228085 is 580822926.

It is not a de Polignac number, because 629228085 - 2⁵ = 629228053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629228087) 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 15 ways as a sum of consecutive naturals, for example, 126232 + ... + 131121.

It is an arithmetic number, because the mean of its divisors is an integer number (63309084).

Almost surely, 2^629228085 is an apocalyptic number.

It is an amenable number.

629228085 is a deficient number, since it is larger than the sum of its proper divisors (383717259).

629228085 is a wasteful number, since it uses less digits than its factorization.

629228085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257524.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 629228085 is about 25084.4191680812. The cubic root of 629228085 is about 856.9116216916.

The spelling of 629228085 in words is "six hundred twenty-nine million, two hundred twenty-eight thousand, eighty-five".