40315463 has 4 divisors (see below), whose sum is σ = 40714728. Its totient is φ = 39916200.

The previous prime is 40315453. The next prime is 40315489. The reversal of 40315463 is 36451304.

40315463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40315463 - 2¹⁴ = 40299079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40315403) 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 3 ways as a sum of consecutive naturals, for example, 199481 + ... + 199682.

It is an arithmetic number, because the mean of its divisors is an integer number (10178682).

Almost surely, 2^40315463 is an apocalyptic number.

40315463 is a deficient number, since it is larger than the sum of its proper divisors (399265).

40315463 is a wasteful number, since it uses less digits than its factorization.

40315463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399264.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 40315463 is about 6349.4458813348. The cubic root of 40315463 is about 342.8918930469.

Adding to 40315463 its reverse (36451304), we get a palindrome (76766767).

The spelling of 40315463 in words is "forty million, three hundred fifteen thousand, four hundred sixty-three".