9629969 has 2 divisors, whose sum is σ = 9629970. Its totient is φ = 9629968.

The previous prime is 9629959. The next prime is 9629981. The reversal of 9629969 is 9699269.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6864400 + 2765569 = 2620^2 + 1663^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9629969 is a prime.

It is a super-2 number, since 2×9629969² = 185472605881922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9629959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4814984 + 4814985.

It is an arithmetic number, because the mean of its divisors is an integer number (4814985).

Almost surely, 2^9629969 is an apocalyptic number.

It is an amenable number.

9629969 is a deficient number, since it is larger than the sum of its proper divisors (1).

9629969 is an equidigital number, since it uses as much as digits as its factorization.

9629969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 472392, while the sum is 50.

The square root of 9629969 is about 3103.2191350274. The cubic root of 9629969 is about 212.7526425346.

The spelling of 9629969 in words is "nine million, six hundred twenty-nine thousand, nine hundred sixty-nine".