40536544 has 12 divisors (see below), whose sum is σ = 79806384. Its totient is φ = 20268256.

The previous prime is 40536533. The next prime is 40536547. The reversal of 40536544 is 44563504.

It is a super-3 number, since 3×40536544³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40536547) by changing a digit.

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 as a sum of consecutive naturals, namely, 633352 + ... + 633415.

It is an arithmetic number, because the mean of its divisors is an integer number (6650532).

Almost surely, 2^40536544 is an apocalyptic number.

It is an amenable number.

40536544 is a deficient number, since it is larger than the sum of its proper divisors (39269840).

40536544 is a wasteful number, since it uses less digits than its factorization.

40536544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266777 (or 1266769 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 40536544 is about 6366.8315510935. The cubic root of 40536544 is about 343.5175316833.

The spelling of 40536544 in words is "forty million, five hundred thirty-six thousand, five hundred forty-four".