9790139 has 8 divisors (see below), whose sum is σ = 10164000. Its totient is φ = 9418752.

The previous prime is 9790133. The next prime is 9790153. The reversal of 9790139 is 9310979.

It is a happy number.

9790139 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9790139 - 2¹² = 9786043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9790133) 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 in 7 ways as a sum of consecutive naturals, for example, 12347 + ... + 13115.

It is an arithmetic number, because the mean of its divisors is an integer number (1270500).

Almost surely, 2^9790139 is an apocalyptic number.

9790139 is a deficient number, since it is larger than the sum of its proper divisors (373861).

9790139 is a wasteful number, since it uses less digits than its factorization.

9790139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237.

The product of its (nonzero) digits is 15309, while the sum is 38.

The square root of 9790139 is about 3128.9197816499. The cubic root of 9790139 is about 213.9256955180.

The spelling of 9790139 in words is "nine million, seven hundred ninety thousand, one hundred thirty-nine".