53624009 has 2 divisors, whose sum is σ = 53624010. Its totient is φ = 53624008.

The previous prime is 53623993. The next prime is 53624027. The reversal of 53624009 is 90042635.

53624009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32205625 + 21418384 = 5675^2 + 4628^2 .

It is a cyclic number.

It is not a de Polignac number, because 53624009 - 2⁴ = 53623993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53624609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26812004 + 26812005.

It is an arithmetic number, because the mean of its divisors is an integer number (26812005).

Almost surely, 2^53624009 is an apocalyptic number.

It is an amenable number.

53624009 is a deficient number, since it is larger than the sum of its proper divisors (1).

53624009 is an equidigital number, since it uses as much as digits as its factorization.

53624009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 53624009 is about 7322.8415932615. The cubic root of 53624009 is about 377.0970136391.

The spelling of 53624009 in words is "fifty-three million, six hundred twenty-four thousand, nine".