1996219625 has 16 divisors (see below), whose sum is σ = 2498860416. Its totient is φ = 1592118000.

The previous prime is 1996219609. The next prime is 1996219627. The reversal of 1996219625 is 5269126991.

It is not a de Polignac number, because 1996219625 - 2⁴ = 1996219609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1996219627) 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, 17252 + ... + 65498.

It is an arithmetic number, because the mean of its divisors is an integer number (156178776).

Almost surely, 2^1996219625 is an apocalyptic number.

It is an amenable number.

1996219625 is a deficient number, since it is larger than the sum of its proper divisors (502640791).

1996219625 is an equidigital number, since it uses as much as digits as its factorization.

1996219625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48593 (or 48583 counting only the distinct ones).

The product of its digits is 524880, while the sum is 50.

The square root of 1996219625 is about 44679.0736810870. The cubic root of 1996219625 is about 1259.1267202006.

The spelling of 1996219625 in words is "one billion, nine hundred ninety-six million, two hundred nineteen thousand, six hundred twenty-five".