40423367 has 2 divisors, whose sum is σ = 40423368. Its totient is φ = 40423366.

The previous prime is 40423343. The next prime is 40423379. The reversal of 40423367 is 76332404.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40423367 - 2²⁰ = 39374791 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 (40423387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20211683 + 20211684.

It is an arithmetic number, because the mean of its divisors is an integer number (20211684).

Almost surely, 2^40423367 is an apocalyptic number.

40423367 is a deficient number, since it is larger than the sum of its proper divisors (1).

40423367 is an equidigital number, since it uses as much as digits as its factorization.

40423367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 40423367 is about 6357.9373227486. The cubic root of 40423367 is about 343.1975362876.

The spelling of 40423367 in words is "forty million, four hundred twenty-three thousand, three hundred sixty-seven".