40035564 has 36 divisors (see below), whose sum is σ = 103115376. Its totient is φ = 13092768.

The previous prime is 40035533. The next prime is 40035577. The reversal of 40035564 is 46553004.

40035564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 8584 + ... + 12399.

It is an arithmetic number, because the mean of its divisors is an integer number (2864316).

Almost surely, 2^40035564 is an apocalyptic number.

It is an amenable number.

40035564 is an abundant number, since it is smaller than the sum of its proper divisors (63079812).

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

40035564 is a wasteful number, since it uses less digits than its factorization.

40035564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21046 (or 21041 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 40035564 is about 6327.3662767379. The cubic root of 40035564 is about 342.0965152859.

Adding to 40035564 its reverse (46553004), we get a palindrome (86588568).

The spelling of 40035564 in words is "forty million, thirty-five thousand, five hundred sixty-four".