9863622 has 48 divisors (see below), whose sum is σ = 22763520. Its totient is φ = 3078000.

The previous prime is 9863599. The next prime is 9863647. The reversal of 9863622 is 2263689.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 9⁷ + 8² + 6⁴ + 3¹⁴ + 6⁷ + 2² + 2¹⁴ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51547 + ... + 51737.

It is an arithmetic number, because the mean of its divisors is an integer number (474240).

Almost surely, 2^9863622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9863622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11381760).

9863622 is an abundant number, since it is smaller than the sum of its proper divisors (12899898).

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

9863622 is a wasteful number, since it uses less digits than its factorization.

9863622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 366 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 9863622 is about 3140.6403805594. The cubic root of 9863622 is about 214.4595910644.

The spelling of 9863622 in words is "nine million, eight hundred sixty-three thousand, six hundred twenty-two".