9840261 has 8 divisors (see below), whose sum is σ = 13475104. Its totient is φ = 6382800.

The previous prime is 9840253. The next prime is 9840269. The reversal of 9840261 is 1620489.

9840261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9840253) and next prime (9840269).

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

It is not a de Polignac number, because 9840261 - 2³ = 9840253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9840269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44215 + ... + 44436.

It is an arithmetic number, because the mean of its divisors is an integer number (1684388).

Almost surely, 2^9840261 is an apocalyptic number.

It is an amenable number.

9840261 is a deficient number, since it is larger than the sum of its proper divisors (3634843).

9840261 is a wasteful number, since it uses less digits than its factorization.

9840261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88691.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 9840261 is about 3136.9190298763. The cubic root of 9840261 is about 214.2901485432.

It can be divided in two parts, 9840 and 261, that added together give a palindrome (10101).

The spelling of 9840261 in words is "nine million, eight hundred forty thousand, two hundred sixty-one".