53300565 has 16 divisors (see below), whose sum is σ = 94756800. Its totient is φ = 28426896.

The previous prime is 53300549. The next prime is 53300573. The reversal of 53300565 is 56500335.

It is a happy number.

It is not a de Polignac number, because 53300565 - 2⁴ = 53300549 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197275 + ... + 197544.

It is an arithmetic number, because the mean of its divisors is an integer number (5922300).

Almost surely, 2^53300565 is an apocalyptic number.

It is an amenable number.

53300565 is a deficient number, since it is larger than the sum of its proper divisors (41456235).

53300565 is a wasteful number, since it uses less digits than its factorization.

53300565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394833 (or 394827 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 53300565 is about 7300.7235942747. The cubic root of 53300565 is about 376.3373053031.

The spelling of 53300565 in words is "fifty-three million, three hundred thousand, five hundred sixty-five".