629028765 has 24 divisors (see below), whose sum is σ = 1116912888. Its totient is φ = 327298560.

The previous prime is 629028739. The next prime is 629028773. The reversal of 629028765 is 567820926.

It can be written as a sum of positive squares in 4 ways, for example, as 12152196 + 616876569 = 3486^2 + 24837^2 .

It is not a de Polignac number, because 629028765 - 2¹⁴ = 629012381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 629028765.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168624 + ... + 172313.

It is an arithmetic number, because the mean of its divisors is an integer number (46538037).

Almost surely, 2^629028765 is an apocalyptic number.

It is an amenable number.

629028765 is a deficient number, since it is larger than the sum of its proper divisors (487884123).

629028765 is a wasteful number, since it uses less digits than its factorization.

629028765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340989 (or 340986 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 629028765 is about 25080.4458692424. The cubic root of 629028765 is about 856.8211311014.

The spelling of 629028765 in words is "six hundred twenty-nine million, twenty-eight thousand, seven hundred sixty-five".