9940524 has 24 divisors (see below), whose sum is σ = 25303488. Its totient is φ = 3012240.

The previous prime is 9940519. The next prime is 9940537. The reversal of 9940524 is 4250499.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37522 + ... + 37785.

It is an arithmetic number, because the mean of its divisors is an integer number (1054312).

Almost surely, 2^9940524 is an apocalyptic number.

It is an amenable number.

9940524 is an abundant number, since it is smaller than the sum of its proper divisors (15362964).

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

9940524 is a wasteful number, since it uses less digits than its factorization.

9940524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75325 (or 75323 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 9940524 is about 3152.8596543456. The cubic root of 9940524 is about 215.0154955480.

The spelling of 9940524 in words is "nine million, nine hundred forty thousand, five hundred twenty-four".