53264437 has 2 divisors, whose sum is σ = 53264438. Its totient is φ = 53264436.

The previous prime is 53264411. The next prime is 53264447. The reversal of 53264437 is 73446235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53202436 + 62001 = 7294^2 + 249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53264437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53264447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26632218 + 26632219.

It is an arithmetic number, because the mean of its divisors is an integer number (26632219).

Almost surely, 2^53264437 is an apocalyptic number.

It is an amenable number.

53264437 is a deficient number, since it is larger than the sum of its proper divisors (1).

53264437 is an equidigital number, since it uses as much as digits as its factorization.

53264437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 34.

The square root of 53264437 is about 7298.2488995649. The cubic root of 53264437 is about 376.2522568784.

The spelling of 53264437 in words is "fifty-three million, two hundred sixty-four thousand, four hundred thirty-seven".