996619 has 8 divisors (see below), whose sum is σ = 1108352. Its totient is φ = 889920.

The previous prime is 996617. The next prime is 996629. The reversal of 996619 is 916699.

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 996619 - 2¹ = 996617 is a prime.

It is a super-2 number, since 2×996619² = 1986498862322, which contains 22 as substring.

It is a Duffinian number.

996619 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (996617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 834 + ... + 1639.

It is an arithmetic number, because the mean of its divisors is an integer number (138544).

2⁹⁹⁶⁶¹⁹ is an apocalyptic number.

996619 is a deficient number, since it is larger than the sum of its proper divisors (111733).

996619 is a wasteful number, since it uses less digits than its factorization.

996619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517.

The product of its digits is 26244, while the sum is 40.

The square root of 996619 is about 998.3080686842. The cubic root of 996619 is about 99.8871727480.

The spelling of 996619 in words is "nine hundred ninety-six thousand, six hundred nineteen".