1996261 has 8 divisors (see below), whose sum is σ = 2069024. Its totient is φ = 1924560.

The previous prime is 1996237. The next prime is 1996277. The reversal of 1996261 is 1626991.

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 1996261 - 2⁵ = 1996229 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 (1996061) 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, 5866 + ... + 6196.

It is an arithmetic number, because the mean of its divisors is an integer number (258628).

2^1996261 is an apocalyptic number.

It is an amenable number.

1996261 is a deficient number, since it is larger than the sum of its proper divisors (72763).

1996261 is a wasteful number, since it uses less digits than its factorization.

1996261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531.

The product of its digits is 5832, while the sum is 34.

The square root of 1996261 is about 1412.8910078276. The cubic root of 1996261 is about 125.9135419312.

The spelling of 1996261 in words is "one million, nine hundred ninety-six thousand, two hundred sixty-one".