1629875042 has 16 divisors (see below), whose sum is σ = 2453675712. Its totient is φ = 811989360.

The previous prime is 1629875041. The next prime is 1629875057. The reversal of 1629875042 is 2405789261.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1629874984 and 1629875002.

It is not an unprimeable number, because it can be changed into a prime (1629875041) 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, 1063817 + ... + 1065347.

It is an arithmetic number, because the mean of its divisors is an integer number (153354732).

Almost surely, 2^1629875042 is an apocalyptic number.

1629875042 is a deficient number, since it is larger than the sum of its proper divisors (823800670).

1629875042 is a wasteful number, since it uses less digits than its factorization.

1629875042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 1629875042 is about 40371.7109124694. The cubic root of 1629875042 is about 1176.8418476010.

The spelling of 1629875042 in words is "one billion, six hundred twenty-nine million, eight hundred seventy-five thousand, forty-two".