9926969 has 4 divisors (see below), whose sum is σ = 10690596. Its totient is φ = 9163344.

The previous prime is 9926951. The next prime is 9926999. The reversal of 9926969 is 9696299.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2930944 + 6996025 = 1712^2 + 2645^2 .

It is a cyclic number.

It is not a de Polignac number, because 9926969 - 2¹² = 9922873 is a prime.

It is a super-2 number, since 2×9926969² = 197089427053922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9926909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381794 + ... + 381819.

It is an arithmetic number, because the mean of its divisors is an integer number (2672649).

Almost surely, 2^9926969 is an apocalyptic number.

It is an amenable number.

9926969 is a deficient number, since it is larger than the sum of its proper divisors (763627).

9926969 is a wasteful number, since it uses less digits than its factorization.

9926969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763626.

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

The square root of 9926969 is about 3150.7092852245. The cubic root of 9926969 is about 214.9177186498.

The spelling of 9926969 in words is "nine million, nine hundred twenty-six thousand, nine hundred sixty-nine".