9959853 has 4 divisors (see below), whose sum is σ = 13279808. Its totient is φ = 6639900.

The previous prime is 9959837. The next prime is 9959861. The reversal of 9959853 is 3589599.

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.

It is not a de Polignac number, because 9959853 - 2⁴ = 9959837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9959753) 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, 1659973 + ... + 1659978.

It is an arithmetic number, because the mean of its divisors is an integer number (3319952).

Almost surely, 2^9959853 is an apocalyptic number.

It is an amenable number.

9959853 is a deficient number, since it is larger than the sum of its proper divisors (3319955).

9959853 is a wasteful number, since it uses less digits than its factorization.

9959853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319954.

The product of its digits is 437400, while the sum is 48.

The square root of 9959853 is about 3155.9234781598. The cubic root of 9959853 is about 215.1547686777.

The spelling of 9959853 in words is "nine million, nine hundred fifty-nine thousand, eight hundred fifty-three".