40636152 has 24 divisors (see below), whose sum is σ = 110056440. Its totient is φ = 13545360.

The previous prime is 40636151. The next prime is 40636157. The reversal of 40636152 is 25163604.

40636152 is a `hidden beast` number, since 40 + 6 + 3 + 615 + 2 = 666.

40636152 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 (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40636151) 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 5 ways as a sum of consecutive naturals, for example, 282124 + ... + 282267.

It is an arithmetic number, because the mean of its divisors is an integer number (4585685).

Almost surely, 2^40636152 is an apocalyptic number.

It is an amenable number.

40636152 is an abundant number, since it is smaller than the sum of its proper divisors (69420288).

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

40636152 is a wasteful number, since it uses less digits than its factorization.

40636152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564403 (or 564396 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 40636152 is about 6374.6491668169. The cubic root of 40636152 is about 343.7986698250.

Adding to 40636152 its reverse (25163604), we get a palindrome (65799756).

The spelling of 40636152 in words is "forty million, six hundred thirty-six thousand, one hundred fifty-two".