53520260 has 24 divisors (see below), whose sum is σ = 116019456. Its totient is φ = 20717280.

The previous prime is 53520253. The next prime is 53520307. The reversal of 53520260 is 6202535.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42542 + ... + 43781.

It is an arithmetic number, because the mean of its divisors is an integer number (4834144).

Almost surely, 2^53520260 is an apocalyptic number.

It is an amenable number.

53520260 is an abundant number, since it is smaller than the sum of its proper divisors (62499196).

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

53520260 is a wasteful number, since it uses less digits than its factorization.

53520260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86363 (or 86361 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 53520260 is about 7315.7542331601. The cubic root of 53520260 is about 376.8536606006.

Adding to 53520260 its reverse (6202535), we get a palindrome (59722795).

The spelling of 53520260 in words is "fifty-three million, five hundred twenty thousand, two hundred sixty".