629145393 has 8 divisors (see below), whose sum is σ = 838987968. Its totient is φ = 419366544.

The previous prime is 629145389. The next prime is 629145437. The reversal of 629145393 is 393541926.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 629145393 - 2² = 629145389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (629145313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16596 + ... + 39162.

It is an arithmetic number, because the mean of its divisors is an integer number (104873496).

Almost surely, 2^629145393 is an apocalyptic number.

It is an amenable number.

629145393 is a deficient number, since it is larger than the sum of its proper divisors (209842575).

629145393 is a wasteful number, since it uses less digits than its factorization.

629145393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31863.

The product of its digits is 174960, while the sum is 42.

The square root of 629145393 is about 25082.7708397617. The cubic root of 629145393 is about 856.8740821296.

The spelling of 629145393 in words is "six hundred twenty-nine million, one hundred forty-five thousand, three hundred ninety-three".