630916629 has 16 divisors (see below), whose sum is σ = 969908352. Its totient is φ = 357331968.

The previous prime is 630916609. The next prime is 630916633. The reversal of 630916629 is 926619036.

It is not a de Polignac number, because 630916629 - 2⁷ = 630916501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630916609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130564 + ... + 135309.

It is an arithmetic number, because the mean of its divisors is an integer number (60619272).

Almost surely, 2^630916629 is an apocalyptic number.

It is an amenable number.

630916629 is a deficient number, since it is larger than the sum of its proper divisors (338991723).

630916629 is a wasteful number, since it uses less digits than its factorization.

630916629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265996.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 630916629 is about 25118.0538457899. The cubic root of 630916629 is about 857.6774492446.

The spelling of 630916629 in words is "six hundred thirty million, nine hundred sixteen thousand, six hundred twenty-nine".