9962161 has 4 divisors (see below), whose sum is σ = 10867824. Its totient is φ = 9056500.

The previous prime is 9962149. The next prime is 9962171. The reversal of 9962161 is 1612699.

9962161 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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: 1612699 = 11 ⋅146609.

It is a cyclic number.

It is not a de Polignac number, because 9962161 - 2⁷ = 9962033 is a prime.

9962161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9962101) 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, 452815 + ... + 452836.

It is an arithmetic number, because the mean of its divisors is an integer number (2716956).

Almost surely, 2^9962161 is an apocalyptic number.

It is an amenable number.

9962161 is a deficient number, since it is larger than the sum of its proper divisors (905663).

9962161 is a wasteful number, since it uses less digits than its factorization.

9962161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905662.

The product of its digits is 5832, while the sum is 34.

The square root of 9962161 is about 3156.2891185695. The cubic root of 9962161 is about 215.1713866892.

The spelling of 9962161 in words is "nine million, nine hundred sixty-two thousand, one hundred sixty-one".