53330505 has 32 divisors (see below), whose sum is σ = 88201344. Its totient is φ = 27495936.

The previous prime is 53330483. The next prime is 53330567. The reversal of 53330505 is 50503335.

It is not a de Polignac number, because 53330505 - 2⁹ = 53329993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170229 + ... + 170541.

It is an arithmetic number, because the mean of its divisors is an integer number (2756292).

Almost surely, 2^53330505 is an apocalyptic number.

It is an amenable number.

53330505 is a deficient number, since it is larger than the sum of its proper divisors (34870839).

53330505 is a wasteful number, since it uses less digits than its factorization.

53330505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 3375, while the sum is 24.

The square root of 53330505 is about 7302.7737880890. The cubic root of 53330505 is about 376.4077575259.

It can be divided in two parts, 53330 and 505, that added together give a palindrome (53835).

The spelling of 53330505 in words is "fifty-three million, three hundred thirty thousand, five hundred five".