9920246 has 16 divisors (see below), whose sum is σ = 17354400. Its totient is φ = 4251240.

The previous prime is 9920219. The next prime is 9920249. The reversal of 9920246 is 6420299.

It is a super-2 number, since 2×9920246² = 196822561401032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9920249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6545 + ... + 7916.

It is an arithmetic number, because the mean of its divisors is an integer number (1084650).

Almost surely, 2^9920246 is an apocalyptic number.

9920246 is a deficient number, since it is larger than the sum of its proper divisors (7434154).

9920246 is a wasteful number, since it uses less digits than its factorization.

9920246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14484 (or 14470 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 9920246 is about 3149.6422019017. The cubic root of 9920246 is about 214.8691903049.

The spelling of 9920246 in words is "nine million, nine hundred twenty thousand, two hundred forty-six".