53735720 has 32 divisors (see below), whose sum is σ = 121115520. Its totient is φ = 21456960.

The previous prime is 53735701. The next prime is 53735723. The reversal of 53735720 is 2753735.

53735720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53735723) by changing a digit.

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, 40589 + ... + 41891.

It is an arithmetic number, because the mean of its divisors is an integer number (3784860).

Almost surely, 2^53735720 is an apocalyptic number.

It is an amenable number.

53735720 is an abundant number, since it is smaller than the sum of its proper divisors (67379800).

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

53735720 is a wasteful number, since it uses less digits than its factorization.

53735720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345 (or 2341 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 53735720 is about 7330.4651966980. The cubic root of 53735720 is about 377.3586916106.

The spelling of 53735720 in words is "fifty-three million, seven hundred thirty-five thousand, seven hundred twenty".