9561842 has 8 divisors (see below), whose sum is σ = 14418432. Its totient is φ = 4755700.

The previous prime is 9561833. The next prime is 9561847. The reversal of 9561842 is 2481659.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9561847) 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 3 ways as a sum of consecutive naturals, for example, 12134 + ... + 12897.

It is an arithmetic number, because the mean of its divisors is an integer number (1802304).

Almost surely, 2^9561842 is an apocalyptic number.

9561842 is a deficient number, since it is larger than the sum of its proper divisors (4856590).

9561842 is a wasteful number, since it uses less digits than its factorization.

9561842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25224.

The product of its digits is 17280, while the sum is 35.

The square root of 9561842 is about 3092.2228250888. Note that the first 3 decimals coincide. The cubic root of 9561842 is about 212.2497501619.

The spelling of 9561842 in words is "nine million, five hundred sixty-one thousand, eight hundred forty-two".