40035312 has 60 divisors (see below), whose sum is σ = 115918920. Its totient is φ = 12883584.

The previous prime is 40035287. The next prime is 40035313. The reversal of 40035312 is 21353004.

40035312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40035313) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 618 + ... + 8969.

It is an arithmetic number, because the mean of its divisors is an integer number (1931982).

Almost surely, 2^40035312 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 40035312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57959460).

40035312 is an abundant number, since it is smaller than the sum of its proper divisors (75883608).

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

40035312 is a wasteful number, since it uses less digits than its factorization.

40035312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9630 (or 9621 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 40035312 is about 6327.3463632079. The cubic root of 40035312 is about 342.0957975199.

Adding to 40035312 its reverse (21353004), we get a palindrome (61388316).

The spelling of 40035312 in words is "forty million, thirty-five thousand, three hundred twelve".