40533629 has 2 divisors, whose sum is σ = 40533630. Its totient is φ = 40533628.

The previous prime is 40533617. The next prime is 40533643. The reversal of 40533629 is 92633504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25502500 + 15031129 = 5050^2 + 3877^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40533629 is a prime.

It is equal to p_2464169 and since 40533629 and 2464169 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 40533595 and 40533604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40535629) 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, 20266814 + 20266815.

It is an arithmetic number, because the mean of its divisors is an integer number (20266815).

Almost surely, 2^40533629 is an apocalyptic number.

It is an amenable number.

40533629 is a deficient number, since it is larger than the sum of its proper divisors (1).

40533629 is an equidigital number, since it uses as much as digits as its factorization.

40533629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 40533629 is about 6366.6026262050. The cubic root of 40533629 is about 343.5092973223.

The spelling of 40533629 in words is "forty million, five hundred thirty-three thousand, six hundred twenty-nine".