1630829012 has 12 divisors (see below), whose sum is σ = 2854846176. Its totient is φ = 815158680.

The previous prime is 1630829009. The next prime is 1630829017. The reversal of 1630829012 is 2109280361.

It is a super-2 number, since 2×1630829012² = 5319206532761792288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1630829012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1630829017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49238 + ... + 75405.

It is an arithmetic number, because the mean of its divisors is an integer number (237903848).

Almost surely, 2^1630829012 is an apocalyptic number.

It is an amenable number.

1630829012 is a deficient number, since it is larger than the sum of its proper divisors (1224017164).

1630829012 is a wasteful number, since it uses less digits than its factorization.

1630829012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127918 (or 127916 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 1630829012 is about 40383.5240166086. The cubic root of 1630829012 is about 1177.0714056603.

The spelling of 1630829012 in words is "one billion, six hundred thirty million, eight hundred twenty-nine thousand, twelve".