1996635474 has 32 divisors (see below), whose sum is σ = 4629882240. Its totient is φ = 636608016.

The previous prime is 1996635457. The next prime is 1996635479. The reversal of 1996635474 is 4745366991.

1996635474 is a `hidden beast` number, since 1 + 9 + 96 + 6 + 3 + 547 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1996635474.

It is not an unprimeable number, because it can be changed into a prime (1996635479) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 802557 + ... + 805040.

It is an arithmetic number, because the mean of its divisors is an integer number (144683820).

Almost surely, 2^1996635474 is an apocalyptic number.

1996635474 is an abundant number, since it is smaller than the sum of its proper divisors (2633246766).

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

1996635474 is a wasteful number, since it uses less digits than its factorization.

1996635474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607631 (or 1607625 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The square root of 1996635474 is about 44683.7271722044. The cubic root of 1996635474 is about 1259.2141471594.

The spelling of 1996635474 in words is "one billion, nine hundred ninety-six million, six hundred thirty-five thousand, four hundred seventy-four".