9816061 has 4 divisors (see below), whose sum is σ = 9833824. Its totient is φ = 9798300.

The previous prime is 9816047. The next prime is 9816067. The reversal of 9816061 is 1606189.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1606189 = 13 ⋅123553.

It is a cyclic number.

It is not a de Polignac number, because 9816061 - 2⁵ = 9816029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9816067) 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, 8025 + ... + 9166.

It is an arithmetic number, because the mean of its divisors is an integer number (2458456).

Almost surely, 2^9816061 is an apocalyptic number.

It is an amenable number.

9816061 is a deficient number, since it is larger than the sum of its proper divisors (17763).

9816061 is a wasteful number, since it uses less digits than its factorization.

9816061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17762.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 9816061 is about 3133.0593674554. The cubic root of 9816061 is about 214.1143375374.

The spelling of 9816061 in words is "nine million, eight hundred sixteen thousand, sixty-one".