53305302 has 16 divisors (see below), whose sum is σ = 112882032. Its totient is φ = 16723200.

The previous prime is 53305253. The next prime is 53305313. The reversal of 53305302 is 20350335.

It is a super-2 number, since 2×53305302² = 5682910442622408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261199 + ... + 261402.

It is an arithmetic number, because the mean of its divisors is an integer number (7055127).

Almost surely, 2^53305302 is an apocalyptic number.

53305302 is an abundant number, since it is smaller than the sum of its proper divisors (59576730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53305302 is a wasteful number, since it uses less digits than its factorization.

53305302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522623.

The product of its (nonzero) digits is 1350, while the sum is 21.

The square root of 53305302 is about 7301.0480069645. The cubic root of 53305302 is about 376.3484537590.

Adding to 53305302 its reverse (20350335), we get a palindrome (73655637).

The spelling of 53305302 in words is "fifty-three million, three hundred five thousand, three hundred two".