40315352 has 32 divisors (see below), whose sum is σ = 94245120. Its totient is φ = 15707040.

The previous prime is 40315277. The next prime is 40315391. The reversal of 40315352 is 25351304.

40315352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 32108 + ... + 33339.

It is an arithmetic number, because the mean of its divisors is an integer number (2945160).

Almost surely, 2^40315352 is an apocalyptic number.

It is an amenable number.

40315352 is an abundant number, since it is smaller than the sum of its proper divisors (53929768).

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

40315352 is a wasteful number, since it uses less digits than its factorization.

40315352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65471 (or 65467 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 40315352 is about 6349.4371404086. The cubic root of 40315352 is about 342.8915783535.

Adding to 40315352 its reverse (25351304), we get a palindrome (65666656).

The spelling of 40315352 in words is "forty million, three hundred fifteen thousand, three hundred fifty-two".