1996735473 has 6 divisors (see below), whose sum is σ = 2884173474. Its totient is φ = 1331156976.

The previous prime is 1996735471. The next prime is 1996735511. The reversal of 1996735473 is 3745376991.

It is a happy number.

1996735473 is a `hidden beast` number, since 1 + 9 + 96 + 7 + 3 + 547 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1993801104 + 2934369 = 44652^2 + 1713^2 .

It is not a de Polignac number, because 1996735473 - 2¹ = 1996735471 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1996735471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110929740 + ... + 110929757.

It is an arithmetic number, because the mean of its divisors is an integer number (480695579).

Almost surely, 2^1996735473 is an apocalyptic number.

It is an amenable number.

1996735473 is a deficient number, since it is larger than the sum of its proper divisors (887438001).

1996735473 is a wasteful number, since it uses less digits than its factorization.

1996735473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221859503 (or 221859500 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 54.

The square root of 1996735473 is about 44684.8461225951. The cubic root of 1996735473 is about 1259.2351688657.

The spelling of 1996735473 in words is "one billion, nine hundred ninety-six million, seven hundred thirty-five thousand, four hundred seventy-three".