996797381 has 8 divisors (see below), whose sum is σ = 1018803744. Its totient is φ = 975029200.

The previous prime is 996797359. The next prime is 996797393. The reversal of 996797381 is 183797699.

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 996797381 - 2¹⁴ = 996780997 is a prime.

It is a super-2 number, since 2×996797381² = 1987210037536918322, which contains 22 as substring.

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 996797381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996797311) 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, 51071 + ... + 67836.

It is an arithmetic number, because the mean of its divisors is an integer number (127350468).

Almost surely, 2^996797381 is an apocalyptic number.

It is an amenable number.

996797381 is a deficient number, since it is larger than the sum of its proper divisors (22006363).

996797381 is a wasteful number, since it uses less digits than its factorization.

996797381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119091.

The product of its digits is 5143824, while the sum is 59.

The square root of 996797381 is about 31572.0981406051. The cubic root of 996797381 is about 998.9313186604.

The spelling of 996797381 in words is "nine hundred ninety-six million, seven hundred ninety-seven thousand, three hundred eighty-one".