53626247 has 2 divisors, whose sum is σ = 53626248. Its totient is φ = 53626246.

The previous prime is 53626207. The next prime is 53626277. The reversal of 53626247 is 74262635.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53626247 - 2¹⁰ = 53625223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53626207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26813123 + 26813124.

It is an arithmetic number, because the mean of its divisors is an integer number (26813124).

Almost surely, 2^53626247 is an apocalyptic number.

53626247 is a deficient number, since it is larger than the sum of its proper divisors (1).

53626247 is an equidigital number, since it uses as much as digits as its factorization.

53626247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 35.

The square root of 53626247 is about 7322.9944011996. The cubic root of 53626247 is about 377.1022596187.

The spelling of 53626247 in words is "fifty-three million, six hundred twenty-six thousand, two hundred forty-seven".