53520363 has 24 divisors (see below), whose sum is σ = 84630000. Its totient is φ = 32391360.

The previous prime is 53520331. The next prime is 53520371. The reversal of 53520363 is 36302535.

It is not a de Polignac number, because 53520363 - 2⁵ = 53520331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53520373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3388 + ... + 10886.

It is an arithmetic number, because the mean of its divisors is an integer number (3526250).

Almost surely, 2^53520363 is an apocalyptic number.

53520363 is a deficient number, since it is larger than the sum of its proper divisors (31109637).

53520363 is a wasteful number, since it uses less digits than its factorization.

53520363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7579 (or 7576 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 53520363 is about 7315.7612727590. The cubic root of 53520363 is about 376.8539023527.

Adding to 53520363 its reverse (36302535), we get a palindrome (89822898).

The spelling of 53520363 in words is "fifty-three million, five hundred twenty thousand, three hundred sixty-three".