1996734677 has 8 divisors (see below), whose sum is σ = 2416216896. Its totient is φ = 1610811072.

The previous prime is 1996734653. The next prime is 1996734731. The reversal of 1996734677 is 7764376991.

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 1996734677 - 2⁶ = 1996734613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996734647) 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, 8389523 + ... + 8389760.

It is an arithmetic number, because the mean of its divisors is an integer number (302027112).

Almost surely, 2^1996734677 is an apocalyptic number.

1996734677 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1996734677 is a deficient number, since it is larger than the sum of its proper divisors (419482219).

1996734677 is a wasteful number, since it uses less digits than its factorization.

1996734677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16779307.

The product of its digits is 12002256, while the sum is 59.

The square root of 1996734677 is about 44684.8372157715. The cubic root of 1996734677 is about 1259.2350015340.

The spelling of 1996734677 in words is "one billion, nine hundred ninety-six million, seven hundred thirty-four thousand, six hundred seventy-seven".