40416863 has 2 divisors, whose sum is σ = 40416864. Its totient is φ = 40416862.

The previous prime is 40416853. The next prime is 40416877. The reversal of 40416863 is 36861404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40416863 - 2⁴ = 40416847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40416833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20208431 + 20208432.

It is an arithmetic number, because the mean of its divisors is an integer number (20208432).

Almost surely, 2^40416863 is an apocalyptic number.

40416863 is a deficient number, since it is larger than the sum of its proper divisors (1).

40416863 is an equidigital number, since it uses as much as digits as its factorization.

40416863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 40416863 is about 6357.4258155326. The cubic root of 40416863 is about 343.1791288114.

The spelling of 40416863 in words is "forty million, four hundred sixteen thousand, eight hundred sixty-three".