40576336 has 40 divisors (see below), whose sum is σ = 81992520. Its totient is φ = 19428864.

The previous prime is 40576313. The next prime is 40576337. The reversal of 40576336 is 63367504.

It can be written as a sum of positive squares in 4 ways, for example, as 126736 + 40449600 = 356^2 + 6360^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40576337) 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 in 7 ways as a sum of consecutive naturals, for example, 72570 + ... + 73126.

It is an arithmetic number, because the mean of its divisors is an integer number (2049813).

Almost surely, 2^40576336 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 40576336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40996260).

40576336 is an abundant number, since it is smaller than the sum of its proper divisors (41416184).

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

40576336 is a wasteful number, since it uses less digits than its factorization.

40576336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751 (or 745 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 40576336 is about 6369.9557298305. The cubic root of 40576336 is about 343.6298976127.

The spelling of 40576336 in words is "forty million, five hundred seventy-six thousand, three hundred thirty-six".