40292867 has 2 divisors, whose sum is σ = 40292868. Its totient is φ = 40292866.

The previous prime is 40292821. The next prime is 40292869. The reversal of 40292867 is 76829204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40292867 - 2⁸ = 40292611 is a prime.

Together with 40292869, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40292867.

It is not a weakly prime, because it can be changed into another prime (40292869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20146433 + 20146434.

It is an arithmetic number, because the mean of its divisors is an integer number (20146434).

Almost surely, 2^40292867 is an apocalyptic number.

40292867 is a deficient number, since it is larger than the sum of its proper divisors (1).

40292867 is an equidigital number, since it uses as much as digits as its factorization.

40292867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 40292867 is about 6347.6662640690. Note that the first 3 decimals coincide. The cubic root of 40292867 is about 342.8278197558.

The spelling of 40292867 in words is "forty million, two hundred ninety-two thousand, eight hundred sixty-seven".