630596609 has 8 divisors (see below), whose sum is σ = 633381120. Its totient is φ = 627818976.

The previous prime is 630596581. The next prime is 630596621. The reversal of 630596609 is 906695036.

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 630596609 - 2⁸ = 630596353 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 630596609.

It is not an unprimeable number, because it can be changed into a prime (630596639) 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, 263432 + ... + 265814.

It is an arithmetic number, because the mean of its divisors is an integer number (79172640).

Almost surely, 2^630596609 is an apocalyptic number.

It is an amenable number.

630596609 is a deficient number, since it is larger than the sum of its proper divisors (2784511).

630596609 is a wasteful number, since it uses less digits than its factorization.

630596609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3439.

The product of its (nonzero) digits is 262440, while the sum is 44.

The square root of 630596609 is about 25111.6827194037. The cubic root of 630596609 is about 857.5324114034.

The spelling of 630596609 in words is "six hundred thirty million, five hundred ninety-six thousand, six hundred nine".