9996040 has 32 divisors (see below), whose sum is σ = 22599000. Its totient is φ = 3979264.

The previous prime is 9996011. The next prime is 9996059. The reversal of 9996040 is 406999.

It can be written as a sum of positive squares in 4 ways, for example, as 2477476 + 7518564 = 1574^2 + 2742^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10296 + ... + 11224.

Almost surely, 2^9996040 is an apocalyptic number.

It is an amenable number.

9996040 is an abundant number, since it is smaller than the sum of its proper divisors (12602960).

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

9996040 is a wasteful number, since it uses less digits than its factorization.

9996040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209 (or 1205 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 9996040 is about 3161.6514671924. The cubic root of 9996040 is about 215.4150267106.

It can be divided in two parts, 99960 and 40, that added together give a 5-th power (100000 = 10⁵).

The spelling of 9996040 in words is "nine million, nine hundred ninety-six thousand, forty".