53240205 has 8 divisors (see below), whose sum is σ = 85184352. Its totient is φ = 28394768.

The previous prime is 53240203. The next prime is 53240207. The reversal of 53240205 is 50204235.

It is an interprime number because it is at equal distance from previous prime (53240203) and next prime (53240207).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53240205 - 2¹ = 53240203 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53240203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1774659 + ... + 1774688.

It is an arithmetic number, because the mean of its divisors is an integer number (10648044).

Almost surely, 2^53240205 is an apocalyptic number.

It is an amenable number.

53240205 is a deficient number, since it is larger than the sum of its proper divisors (31944147).

53240205 is a wasteful number, since it uses less digits than its factorization.

53240205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549355.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 53240205 is about 7296.5885864560. The cubic root of 53240205 is about 376.1951911127.

The spelling of 53240205 in words is "fifty-three million, two hundred forty thousand, two hundred five".