53422429 has 2 divisors, whose sum is σ = 53422430. Its totient is φ = 53422428.

The previous prime is 53422417. The next prime is 53422489. The reversal of 53422429 is 92422435.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42380100 + 11042329 = 6510^2 + 3323^2 .

It is a cyclic number.

It is not a de Polignac number, because 53422429 - 2⁷ = 53422301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53422429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53422489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26711214 + 26711215.

It is an arithmetic number, because the mean of its divisors is an integer number (26711215).

Almost surely, 2^53422429 is an apocalyptic number.

It is an amenable number.

53422429 is a deficient number, since it is larger than the sum of its proper divisors (1).

53422429 is an equidigital number, since it uses as much as digits as its factorization.

53422429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

The square root of 53422429 is about 7309.0648512652. The cubic root of 53422429 is about 376.6239005231.

The spelling of 53422429 in words is "fifty-three million, four hundred twenty-two thousand, four hundred twenty-nine".