40933939 has 2 divisors, whose sum is σ = 40933940. Its totient is φ = 40933938.

The previous prime is 40933913. The next prime is 40934009. The reversal of 40933939 is 93933904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40933939 - 2⁹ = 40933427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40933339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20466969 + 20466970.

It is an arithmetic number, because the mean of its divisors is an integer number (20466970).

Almost surely, 2^40933939 is an apocalyptic number.

40933939 is a deficient number, since it is larger than the sum of its proper divisors (1).

40933939 is an equidigital number, since it uses as much as digits as its factorization.

40933939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78732, while the sum is 40.

The square root of 40933939 is about 6397.9636604157. The cubic root of 40933939 is about 344.6364271830.

The spelling of 40933939 in words is "forty million, nine hundred thirty-three thousand, nine hundred thirty-nine".