1996959 has 8 divisors (see below), whose sum is σ = 2673792. Its totient is φ = 1325720.

The previous prime is 1996949. The next prime is 1996979. The reversal of 1996959 is 9596991.

It is a happy number.

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 1996959 - 2¹¹ = 1994911 is a prime.

It is an Ulam number.

1996959 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1996949) 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, 477 + ... + 2054.

It is an arithmetic number, because the mean of its divisors is an integer number (334224).

2^1996959 is an apocalyptic number.

1996959 is a deficient number, since it is larger than the sum of its proper divisors (676833).

1996959 is a wasteful number, since it uses less digits than its factorization.

1996959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797.

The product of its digits is 196830, while the sum is 48.

The square root of 1996959 is about 1413.1379975077. The cubic root of 1996959 is about 125.9282155987.

The spelling of 1996959 in words is "one million, nine hundred ninety-six thousand, nine hundred fifty-nine".