40076999 has 2 divisors, whose sum is σ = 40077000. Its totient is φ = 40076998.

The previous prime is 40076969. The next prime is 40077019. The reversal of 40076999 is 99967004.

40076999 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 a de Polignac number, because none of the positive numbers 2^k-40076999 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40076929) 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, 20038499 + 20038500.

It is an arithmetic number, because the mean of its divisors is an integer number (20038500).

Almost surely, 2^40076999 is an apocalyptic number.

40076999 is a deficient number, since it is larger than the sum of its proper divisors (1).

40076999 is an equidigital number, since it uses as much as digits as its factorization.

40076999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 40076999 is about 6330.6396991141. The cubic root of 40076999 is about 342.2144927408.

The spelling of 40076999 in words is "forty million, seventy-six thousand, nine hundred ninety-nine".