10040436 has 120 divisors (see below), whose sum is σ = 31711680. Its totient is φ = 2706048.

The previous prime is 10040413. The next prime is 10040447. The reversal of 10040436 is 63404001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 42976 + ... + 43208.

It is an arithmetic number, because the mean of its divisors is an integer number (264264).

Almost surely, 2^10040436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10040436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15855840).

10040436 is an abundant number, since it is smaller than the sum of its proper divisors (21671244).

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

10040436 is a wasteful number, since it uses less digits than its factorization.

10040436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 10040436 is about 3168.6647029940. The cubic root of 10040436 is about 215.7334675448.

Adding to 10040436 its reverse (63404001), we get a palindrome (73444437).

The spelling of 10040436 in words is "ten million, forty thousand, four hundred thirty-six".