40434029 has 2 divisors, whose sum is σ = 40434030. Its totient is φ = 40434028.

The previous prime is 40434011. The next prime is 40434047. The reversal of 40434029 is 92043404.

It is a balanced prime because it is at equal distance from previous prime (40434011) and next prime (40434047).

It can be written as a sum of positive squares in only one way, i.e., 36120100 + 4313929 = 6010^2 + 2077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40434029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40433989 and 40434007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40434929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20217014 + 20217015.

It is an arithmetic number, because the mean of its divisors is an integer number (20217015).

Almost surely, 2^40434029 is an apocalyptic number.

It is an amenable number.

40434029 is a deficient number, since it is larger than the sum of its proper divisors (1).

40434029 is an equidigital number, since it uses as much as digits as its factorization.

40434029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 40434029 is about 6358.7757469500. The cubic root of 40434029 is about 343.2277073721.

The spelling of 40434029 in words is "forty million, four hundred thirty-four thousand, twenty-nine".