40316407 has 4 divisors (see below), whose sum is σ = 41299776. Its totient is φ = 39333040.

The previous prime is 40316383. The next prime is 40316417. The reversal of 40316407 is 70461304.

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 40316407 - 2⁷ = 40316279 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 (40316417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 491623 + ... + 491704.

It is an arithmetic number, because the mean of its divisors is an integer number (10324944).

Almost surely, 2^40316407 is an apocalyptic number.

40316407 is a deficient number, since it is larger than the sum of its proper divisors (983369).

40316407 is an equidigital number, since it uses as much as digits as its factorization.

40316407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983368.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40316407 is about 6349.5202180952. The cubic root of 40316407 is about 342.8945693353.

The spelling of 40316407 in words is "forty million, three hundred sixteen thousand, four hundred seven".