40823064 has 24 divisors (see below), whose sum is σ = 110562660. Its totient is φ = 13607664.

The previous prime is 40823053. The next prime is 40823071. The reversal of 40823064 is 46032804.

40823064 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 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 5 ways as a sum of consecutive naturals, for example, 283422 + ... + 283565.

Almost surely, 2^40823064 is an apocalyptic number.

It is an amenable number.

40823064 is an abundant number, since it is smaller than the sum of its proper divisors (69739596).

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

40823064 is a wasteful number, since it uses less digits than its factorization.

40823064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566999 (or 566992 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 40823064 is about 6389.2929186257. The cubic root of 40823064 is about 344.3249813334.

Adding to 40823064 its reverse (46032804), we get a palindrome (86855868).

The spelling of 40823064 in words is "forty million, eight hundred twenty-three thousand, sixty-four".