40868067 has 4 divisors (see below), whose sum is σ = 54490760. Its totient is φ = 27245376.

The previous prime is 40868063. The next prime is 40868081. The reversal of 40868067 is 76086804.

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

It is not a de Polignac number, because 40868067 - 2² = 40868063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40868063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6811342 + ... + 6811347.

It is an arithmetic number, because the mean of its divisors is an integer number (13622690).

Almost surely, 2^40868067 is an apocalyptic number.

40868067 is a deficient number, since it is larger than the sum of its proper divisors (13622693).

40868067 is a wasteful number, since it uses less digits than its factorization.

40868067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13622692.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 40868067 is about 6392.8136997726. The cubic root of 40868067 is about 344.4514618488.

The spelling of 40868067 in words is "forty million, eight hundred sixty-eight thousand, sixty-seven".