40872067 has 2 divisors, whose sum is σ = 40872068. Its totient is φ = 40872066.

The previous prime is 40872053. The next prime is 40872071. The reversal of 40872067 is 76027804.

40872067 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 40872067 - 2¹⁵ = 40839299 is a prime.

It is not a weakly prime, because it can be changed into another prime (40872037) 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, 20436033 + 20436034.

It is an arithmetic number, because the mean of its divisors is an integer number (20436034).

Almost surely, 2^40872067 is an apocalyptic number.

40872067 is a deficient number, since it is larger than the sum of its proper divisors (1).

40872067 is an equidigital number, since it uses as much as digits as its factorization.

40872067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 40872067 is about 6393.1265434058. The cubic root of 40872067 is about 344.4626993177.

The spelling of 40872067 in words is "forty million, eight hundred seventy-two thousand, sixty-seven".