9940626 has 24 divisors (see below), whose sum is σ = 21628620. Its totient is φ = 3299616.

The previous prime is 9940613. The next prime is 9940643. The reversal of 9940626 is 6260499.

It can be written as a sum of positive squares in 2 ways, for example, as 9308601 + 632025 = 3051^2 + 795^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3816 + ... + 5868.

Almost surely, 2^9940626 is an apocalyptic number.

9940626 is an abundant number, since it is smaller than the sum of its proper divisors (11687994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9940626 is a wasteful number, since it uses less digits than its factorization.

9940626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330 (or 2327 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 9940626 is about 3152.8758300954. The cubic root of 9940626 is about 215.0162309722.

The spelling of 9940626 in words is "nine million, nine hundred forty thousand, six hundred twenty-six".