53825647 has 2 divisors, whose sum is σ = 53825648. Its totient is φ = 53825646.

The previous prime is 53825609. The next prime is 53825659. The reversal of 53825647 is 74652835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53825647 - 2¹⁹ = 53301359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53825677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26912823 + 26912824.

It is an arithmetic number, because the mean of its divisors is an integer number (26912824).

Almost surely, 2^53825647 is an apocalyptic number.

53825647 is a deficient number, since it is larger than the sum of its proper divisors (1).

53825647 is an equidigital number, since it uses as much as digits as its factorization.

53825647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The square root of 53825647 is about 7336.5964179584. The cubic root of 53825647 is about 377.5690781881.

The spelling of 53825647 in words is "fifty-three million, eight hundred twenty-five thousand, six hundred forty-seven".