53843620 has 24 divisors (see below), whose sum is σ = 113940288. Its totient is φ = 21372000.

The previous prime is 53843617. The next prime is 53843651. The reversal of 53843620 is 2634835.

53843620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7656 + ... + 12895.

It is an arithmetic number, because the mean of its divisors is an integer number (4747512).

Almost surely, 2^53843620 is an apocalyptic number.

It is an amenable number.

53843620 is an abundant number, since it is smaller than the sum of its proper divisors (60096668).

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

53843620 is a wasteful number, since it uses less digits than its factorization.

53843620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20691 (or 20689 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 53843620 is about 7337.8212025096. The cubic root of 53843620 is about 377.6110983912.

The spelling of 53843620 in words is "fifty-three million, eight hundred forty-three thousand, six hundred twenty".