9959862 has 16 divisors (see below), whose sum is σ = 21730752. Its totient is φ = 3018120.

The previous prime is 9959861. The next prime is 9959867. The reversal of 9959862 is 2689599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9959861) 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, 75388 + ... + 75519.

It is an arithmetic number, because the mean of its divisors is an integer number (1358172).

Almost surely, 2^9959862 is an apocalyptic number.

9959862 is an abundant number, since it is smaller than the sum of its proper divisors (11770890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9959862 is a wasteful number, since it uses less digits than its factorization.

9959862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150923.

The product of its digits is 349920, while the sum is 48.

The square root of 9959862 is about 3155.9249040495. The cubic root of 9959862 is about 215.1548334843.

The spelling of 9959862 in words is "nine million, nine hundred fifty-nine thousand, eight hundred sixty-two".