1996969705 has 8 divisors (see below), whose sum is σ = 2397163392. Its totient is φ = 1597042608.

The previous prime is 1996969703. The next prime is 1996969727. The reversal of 1996969705 is 5079696991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1996969705 - 2¹ = 1996969703 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1996969703) 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, 49777 + ... + 80446.

It is an arithmetic number, because the mean of its divisors is an integer number (299645424).

Almost surely, 2^1996969705 is an apocalyptic number.

It is an amenable number.

1996969705 is a deficient number, since it is larger than the sum of its proper divisors (400193687).

1996969705 is a wasteful number, since it uses less digits than its factorization.

1996969705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133295.

The product of its (nonzero) digits is 8266860, while the sum is 61.

The square root of 1996969705 is about 44687.4669790088. The cubic root of 1996969705 is about 1259.2844061738.

The spelling of 1996969705 in words is "one billion, nine hundred ninety-six million, nine hundred sixty-nine thousand, seven hundred five".