996401269 has 8 divisors (see below), whose sum is σ = 1020453120. Its totient is φ = 972468336.

The previous prime is 996401257. The next prime is 996401279. The reversal of 996401269 is 962104699.

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 996401269 - 2⁷ = 996401141 is a prime.

It is a super-2 number, since 2×996401269² = 1985630977729620722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996401209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12654 + ... + 46399.

It is an arithmetic number, because the mean of its divisors is an integer number (127556640).

Almost surely, 2^996401269 is an apocalyptic number.

996401269 is the 16873-rd nonagonal number.

It is an amenable number.

996401269 is a deficient number, since it is larger than the sum of its proper divisors (24051851).

996401269 is a wasteful number, since it uses less digits than its factorization.

996401269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59459.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 996401269 is about 31565.8243833422. The cubic root of 996401269 is about 998.7989811311.

The spelling of 996401269 in words is "nine hundred ninety-six million, four hundred one thousand, two hundred sixty-nine".