9940356 has 36 divisors (see below), whose sum is σ = 25225200. Its totient is φ = 3300528.

The previous prime is 9940349. The next prime is 9940361. The reversal of 9940356 is 6530499.

9940356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 9940356.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14755 + ... + 15413.

It is an arithmetic number, because the mean of its divisors is an integer number (700700).

Almost surely, 2^9940356 is an apocalyptic number.

It is an amenable number.

9940356 is an abundant number, since it is smaller than the sum of its proper divisors (15284844).

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

9940356 is a wasteful number, since it uses less digits than its factorization.

9940356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088 (or 1083 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 9940356 is about 3152.8330117531. The cubic root of 9940356 is about 215.0142842502.

It can be divided in two parts, 9940 and 356, that added together give a triangular number (10296 = T₁₄₃).

The spelling of 9940356 in words is "nine million, nine hundred forty thousand, three hundred fifty-six".