996406693 has 8 divisors (see below), whose sum is σ = 1000620000. Its totient is φ = 992203248.

The previous prime is 996406661. The next prime is 996406729. The reversal of 996406693 is 396604699.

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 996406693 - 2⁵ = 996406661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 996406693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996406613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252030 + ... + 255952.

It is an arithmetic number, because the mean of its divisors is an integer number (125077500).

Almost surely, 2^996406693 is an apocalyptic number.

It is an amenable number.

996406693 is a deficient number, since it is larger than the sum of its proper divisors (4213307).

996406693 is a wasteful number, since it uses less digits than its factorization.

996406693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4931.

The product of its (nonzero) digits is 1889568, while the sum is 52.

The square root of 996406693 is about 31565.9102989285. The cubic root of 996406693 is about 998.8007934786.

The spelling of 996406693 in words is "nine hundred ninety-six million, four hundred six thousand, six hundred ninety-three".