1996709 has 8 divisors (see below), whose sum is σ = 2345952. Its totient is φ = 1675440.

The previous prime is 1996697. The next prime is 1996711. The reversal of 1996709 is 9076991.

It is a happy number.

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

It is not a de Polignac number, because 1996709 - 2⁸ = 1996453 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 (1996739) 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, 6839 + ... + 7124.

It is an arithmetic number, because the mean of its divisors is an integer number (293244).

2^1996709 is an apocalyptic number.

It is an amenable number.

1996709 is a deficient number, since it is larger than the sum of its proper divisors (349243).

1996709 is a wasteful number, since it uses less digits than its factorization.

1996709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13987.

The product of its (nonzero) digits is 30618, while the sum is 41.

The square root of 1996709 is about 1413.0495391174. The cubic root of 1996709 is about 125.9229603802.

The spelling of 1996709 in words is "one million, nine hundred ninety-six thousand, seven hundred nine".