53836020 has 72 divisors (see below), whose sum is σ = 186635904. Its totient is φ = 12305088.

The previous prime is 53836007. The next prime is 53836021. The reversal of 53836020 is 2063835.

53836020 is a `hidden beast` number, since 53 + 8 + 3 + 602 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53836021) 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, 20104 + ... + 22623.

Almost surely, 2^53836020 is an apocalyptic number.

It is an amenable number.

53836020 is an abundant number, since it is smaller than the sum of its proper divisors (132799884).

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

53836020 is a wasteful number, since it uses less digits than its factorization.

53836020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42749 (or 42744 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 53836020 is about 7337.3033193402. The cubic root of 53836020 is about 377.5933310161.

Adding to 53836020 its reverse (2063835), we get a palindrome (55899855).

The spelling of 53836020 in words is "fifty-three million, eight hundred thirty-six thousand, twenty".