40422007 has 2 divisors, whose sum is σ = 40422008. Its totient is φ = 40422006.

The previous prime is 40421999. The next prime is 40422013. The reversal of 40422007 is 70022404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40422007 - 2³ = 40421999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40422307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20211003 + 20211004.

It is an arithmetic number, because the mean of its divisors is an integer number (20211004).

Almost surely, 2^40422007 is an apocalyptic number.

40422007 is a deficient number, since it is larger than the sum of its proper divisors (1).

40422007 is an equidigital number, since it uses as much as digits as its factorization.

40422007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 40422007 is about 6357.8303689230. The cubic root of 40422007 is about 343.1936874091.

The spelling of 40422007 in words is "forty million, four hundred twenty-two thousand, seven".