629707945 has 8 divisors (see below), whose sum is σ = 756226944. Its totient is φ = 503381424.

The previous prime is 629707913. The next prime is 629707963. The reversal of 629707945 is 549707926.

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

It is a cyclic number.

It is not a de Polignac number, because 629707945 - 2⁵ = 629707913 is a prime.

It is a super-2 number, since 2×629707945² = 793064191992246050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40819 + ... + 54088.

It is an arithmetic number, because the mean of its divisors is an integer number (94528368).

Almost surely, 2^629707945 is an apocalyptic number.

It is an amenable number.

629707945 is a deficient number, since it is larger than the sum of its proper divisors (126518999).

629707945 is a wasteful number, since it uses less digits than its factorization.

629707945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96239.

The product of its (nonzero) digits is 952560, while the sum is 49.

The square root of 629707945 is about 25093.9822467459. The cubic root of 629707945 is about 857.1293981154.

The spelling of 629707945 in words is "six hundred twenty-nine million, seven hundred seven thousand, nine hundred forty-five".