40082087 has 2 divisors, whose sum is σ = 40082088. Its totient is φ = 40082086.

The previous prime is 40082069. The next prime is 40082113. The reversal of 40082087 is 78028004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40082087 - 2⁸ = 40081831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40082057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20041043 + 20041044.

It is an arithmetic number, because the mean of its divisors is an integer number (20041044).

Almost surely, 2^40082087 is an apocalyptic number.

40082087 is a deficient number, since it is larger than the sum of its proper divisors (1).

40082087 is an equidigital number, since it uses as much as digits as its factorization.

40082087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 40082087 is about 6331.0415414843. The cubic root of 40082087 is about 342.2289741450.

The spelling of 40082087 in words is "forty million, eighty-two thousand, eighty-seven".