9883561 has 4 divisors (see below), whose sum is σ = 9942912. Its totient is φ = 9824212.

The previous prime is 9883547. The next prime is 9883567. The reversal of 9883561 is 1653889.

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: 1653889 = 199 ⋅8311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9883561 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9883567) 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, 29425 + ... + 29758.

It is an arithmetic number, because the mean of its divisors is an integer number (2485728).

Almost surely, 2^9883561 is an apocalyptic number.

It is an amenable number.

9883561 is a deficient number, since it is larger than the sum of its proper divisors (59351).

9883561 is a wasteful number, since it uses less digits than its factorization.

9883561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59350.

The product of its digits is 51840, while the sum is 40.

The square root of 9883561 is about 3143.8131305789. The cubic root of 9883561 is about 214.6040015618.

The spelling of 9883561 in words is "nine million, eight hundred eighty-three thousand, five hundred sixty-one".