53522207 has 2 divisors, whose sum is σ = 53522208. Its totient is φ = 53522206.

The previous prime is 53522177. The next prime is 53522267. The reversal of 53522207 is 70222535.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53522207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53522267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26761103 + 26761104.

It is an arithmetic number, because the mean of its divisors is an integer number (26761104).

Almost surely, 2^53522207 is an apocalyptic number.

53522207 is a deficient number, since it is larger than the sum of its proper divisors (1).

53522207 is an equidigital number, since it uses as much as digits as its factorization.

53522207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 53522207 is about 7315.8873009362. The cubic root of 53522207 is about 376.8582303665.

The spelling of 53522207 in words is "fifty-three million, five hundred twenty-two thousand, two hundred seven".