9996261 has 32 divisors (see below), whose sum is σ = 15552000. Its totient is φ = 5647680.

The previous prime is 9996247. The next prime is 9996263. The reversal of 9996261 is 1626999.

It is a happy number.

9996261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9996261 - 2¹⁴ = 9979877 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9996263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67015 + ... + 67163.

It is an arithmetic number, because the mean of its divisors is an integer number (486000).

Almost surely, 2^9996261 is an apocalyptic number.

It is an amenable number.

9996261 is a deficient number, since it is larger than the sum of its proper divisors (5555739).

9996261 is a wasteful number, since it uses less digits than its factorization.

9996261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289.

The product of its digits is 52488, while the sum is 42.

The square root of 9996261 is about 3161.6864170882. The cubic root of 9996261 is about 215.4166142182.

It can be divided in two parts, 999 and 6261, that added together give a triangular number (7260 = T₁₂₀).

The spelling of 9996261 in words is "nine million, nine hundred ninety-six thousand, two hundred sixty-one".