53530323 has 32 divisors (see below), whose sum is σ = 89940480. Its totient is φ = 27509760.

The previous prime is 53530271. The next prime is 53530333. The reversal of 53530323 is 32303535.

It is not a de Polignac number, because 53530323 - 2²⁰ = 52481747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53530293 and 53530302.

It is not an unprimeable number, because it can be changed into a prime (53530333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21213 + ... + 23601.

It is an arithmetic number, because the mean of its divisors is an integer number (2810640).

Almost surely, 2^53530323 is an apocalyptic number.

53530323 is a deficient number, since it is larger than the sum of its proper divisors (36410157).

53530323 is a wasteful number, since it uses less digits than its factorization.

53530323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507.

The product of its (nonzero) digits is 4050, while the sum is 24.

The square root of 53530323 is about 7316.4419631403. The cubic root of 53530323 is about 376.8772780789.

Adding to 53530323 its reverse (32303535), we get a palindrome (85833858).

The spelling of 53530323 in words is "fifty-three million, five hundred thirty thousand, three hundred twenty-three".