9870446 has 4 divisors (see below), whose sum is σ = 14805672. Its totient is φ = 4935222.

The previous prime is 9870409. The next prime is 9870449. The reversal of 9870446 is 6440789.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9870449) by changing a digit.

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 as a sum of consecutive naturals, namely, 2467610 + ... + 2467613.

It is an arithmetic number, because the mean of its divisors is an integer number (3701418).

Almost surely, 2^9870446 is an apocalyptic number.

9870446 is a deficient number, since it is larger than the sum of its proper divisors (4935226).

9870446 is a wasteful number, since it uses less digits than its factorization.

9870446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4935225.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 9870446 is about 3141.7265953612. The cubic root of 9870446 is about 214.5090365549.

The spelling of 9870446 in words is "nine million, eight hundred seventy thousand, four hundred forty-six".