9964347 has 8 divisors (see below), whose sum is σ = 13594944. Its totient is φ = 6488328.

The previous prime is 9964343. The next prime is 9964369. The reversal of 9964347 is 7434699.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9964347 - 2² = 9964343 is a prime.

It is a super-2 number, since 2×9964347² = 198576422272818, which contains 22 as substring.

9964347 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9964299 and 9964308.

It is not an unprimeable number, because it can be changed into a prime (9964343) 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, 38493 + ... + 38750.

It is an arithmetic number, because the mean of its divisors is an integer number (1699368).

Almost surely, 2^9964347 is an apocalyptic number.

9964347 is a deficient number, since it is larger than the sum of its proper divisors (3630597).

9964347 is a wasteful number, since it uses less digits than its factorization.

9964347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77289.

The product of its digits is 163296, while the sum is 42.

The square root of 9964347 is about 3156.6353923125. The cubic root of 9964347 is about 215.1871239123.

It can be divided in two parts, 99 and 64347, that added together give a palindrome (64446).

The spelling of 9964347 in words is "nine million, nine hundred sixty-four thousand, three hundred forty-seven".