40629607 has 2 divisors, whose sum is σ = 40629608. Its totient is φ = 40629606.

The previous prime is 40629593. The next prime is 40629629. The reversal of 40629607 is 70692604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40629607 - 2¹⁹ = 40105319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40629637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20314803 + 20314804.

It is an arithmetic number, because the mean of its divisors is an integer number (20314804).

Almost surely, 2^40629607 is an apocalyptic number.

40629607 is a deficient number, since it is larger than the sum of its proper divisors (1).

40629607 is an equidigital number, since it uses as much as digits as its factorization.

40629607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 40629607 is about 6374.1357845593. The cubic root of 40629607 is about 343.7802110307.

The spelling of 40629607 in words is "forty million, six hundred twenty-nine thousand, six hundred seven".