40883987 has 2 divisors, whose sum is σ = 40883988. Its totient is φ = 40883986.

The previous prime is 40883981. The next prime is 40884023. The reversal of 40883987 is 78938804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40883987 - 2⁴ = 40883971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40883981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20441993 + 20441994.

It is an arithmetic number, because the mean of its divisors is an integer number (20441994).

Almost surely, 2^40883987 is an apocalyptic number.

40883987 is a deficient number, since it is larger than the sum of its proper divisors (1).

40883987 is an equidigital number, since it uses as much as digits as its factorization.

40883987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 40883987 is about 6394.0587266618. The cubic root of 40883987 is about 344.4961826278.

The spelling of 40883987 in words is "forty million, eight hundred eighty-three thousand, nine hundred eighty-seven".