1629310242 has 16 divisors (see below), whose sum is σ = 3724137792. Its totient is φ = 465517200.

The previous prime is 1629310237. The next prime is 1629310279. The reversal of 1629310242 is 2420139261.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19396509 + ... + 19396592.

It is an arithmetic number, because the mean of its divisors is an integer number (232758612).

Almost surely, 2^1629310242 is an apocalyptic number.

1629310242 is an abundant number, since it is smaller than the sum of its proper divisors (2094827550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1629310242 is a wasteful number, since it uses less digits than its factorization.

1629310242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38793113.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1629310242 is about 40364.7153092896. The cubic root of 1629310242 is about 1176.7058950382.

The spelling of 1629310242 in words is "one billion, six hundred twenty-nine million, three hundred ten thousand, two hundred forty-two".