40436699 has 2 divisors, whose sum is σ = 40436700. Its totient is φ = 40436698.

The previous prime is 40436689. The next prime is 40436707. The reversal of 40436699 is 99663404.

40436699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40436699 - 2²⁰ = 39388123 is a prime.

It is not a weakly prime, because it can be changed into another prime (40436639) 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 as a sum of consecutive naturals, namely, 20218349 + 20218350.

It is an arithmetic number, because the mean of its divisors is an integer number (20218350).

Almost surely, 2^40436699 is an apocalyptic number.

40436699 is a deficient number, since it is larger than the sum of its proper divisors (1).

40436699 is an equidigital number, since it uses as much as digits as its factorization.

40436699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 40436699 is about 6358.9856895577. The cubic root of 40436699 is about 343.2352620468.

The spelling of 40436699 in words is "forty million, four hundred thirty-six thousand, six hundred ninety-nine".