40035340 has 24 divisors (see below), whose sum is σ = 89020512. Its totient is φ = 15072000.

The previous prime is 40035313. The next prime is 40035343. The reversal of 40035340 is 4353004.

It is not an unprimeable number, because it can be changed into a prime (40035343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58536 + ... + 59215.

It is an arithmetic number, because the mean of its divisors is an integer number (3709188).

Almost surely, 2^40035340 is an apocalyptic number.

It is an amenable number.

40035340 is an abundant number, since it is smaller than the sum of its proper divisors (48985172).

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

40035340 is a wasteful number, since it uses less digits than its factorization.

40035340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117777 (or 117775 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 40035340 is about 6327.3485758254. The cubic root of 40035340 is about 342.0958772718.

Adding to 40035340 its reverse (4353004), we get a palindrome (44388344).

The spelling of 40035340 in words is "forty million, thirty-five thousand, three hundred forty".