40494367 has 2 divisors, whose sum is σ = 40494368. Its totient is φ = 40494366.

The previous prime is 40494359. The next prime is 40494379. The reversal of 40494367 is 76349404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40494367 - 2³ = 40494359 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40494767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20247183 + 20247184.

It is an arithmetic number, because the mean of its divisors is an integer number (20247184).

Almost surely, 2^40494367 is an apocalyptic number.

40494367 is a deficient number, since it is larger than the sum of its proper divisors (1).

40494367 is an equidigital number, since it uses as much as digits as its factorization.

40494367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 40494367 is about 6363.5184450114. The cubic root of 40494367 is about 343.3983506072.

The spelling of 40494367 in words is "forty million, four hundred ninety-four thousand, three hundred sixty-seven".