53535020 has 48 divisors (see below), whose sum is σ = 140168448. Its totient is φ = 16685760.

The previous prime is 53535019. The next prime is 53535029. The reversal of 53535020 is 2053535.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (53535029) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15842 + ... + 18921.

It is an arithmetic number, because the mean of its divisors is an integer number (2920176).

Almost surely, 2^53535020 is an apocalyptic number.

It is an amenable number.

53535020 is an abundant number, since it is smaller than the sum of its proper divisors (86633428).

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

53535020 is a wasteful number, since it uses less digits than its factorization.

53535020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34790 (or 34788 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 53535020 is about 7316.7629454561. The cubic root of 53535020 is about 376.8883007461. Note that the first 3 decimals are identical.

Adding to 53535020 its reverse (2053535), we get a palindrome (55588555).

The spelling of 53535020 in words is "fifty-three million, five hundred thirty-five thousand, twenty".