40315867 has 8 divisors (see below), whose sum is σ = 40844880. Its totient is φ = 39789600.

The previous prime is 40315817. The next prime is 40315883. The reversal of 40315867 is 76851304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40315867 - 2¹⁵ = 40283099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40315817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56509 + ... + 57217.

It is an arithmetic number, because the mean of its divisors is an integer number (5105610).

Almost surely, 2^40315867 is an apocalyptic number.

40315867 is a deficient number, since it is larger than the sum of its proper divisors (529013).

40315867 is a wasteful number, since it uses less digits than its factorization.

40315867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 40315867 is about 6349.4776950549. The cubic root of 40315867 is about 342.8930384127.

It can be divided in two parts, 403158 and 67, that added together give a square (403225 = 635²).

The spelling of 40315867 in words is "forty million, three hundred fifteen thousand, eight hundred sixty-seven".