40344167 has 2 divisors, whose sum is σ = 40344168. Its totient is φ = 40344166.

The previous prime is 40344131. The next prime is 40344181. The reversal of 40344167 is 76144304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40344167 - 2⁶ = 40344103 is a prime.

It is a Chen prime.

It is equal to p_2453357 and since 40344167 and 2453357 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40334167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20172083 + 20172084.

It is an arithmetic number, because the mean of its divisors is an integer number (20172084).

Almost surely, 2^40344167 is an apocalyptic number.

40344167 is a deficient number, since it is larger than the sum of its proper divisors (1).

40344167 is an equidigital number, since it uses as much as digits as its factorization.

40344167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 40344167 is about 6351.7058338686. The cubic root of 40344167 is about 342.9732516888.

The spelling of 40344167 in words is "forty million, three hundred forty-four thousand, one hundred sixty-seven".