53856736 has 24 divisors (see below), whose sum is σ = 108289440. Its totient is φ = 26354688.

The previous prime is 53856727. The next prime is 53856757. The reversal of 53856736 is 63765835.

53856736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53856692 and 53856701.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 16401 + ... + 19408.

It is an arithmetic number, because the mean of its divisors is an integer number (4512060).

Almost surely, 2^53856736 is an apocalyptic number.

It is an amenable number.

53856736 is an abundant number, since it is smaller than the sum of its proper divisors (54432704).

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

53856736 is a wasteful number, since it uses less digits than its factorization.

53856736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35866 (or 35858 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The square root of 53856736 is about 7338.7148738727. The cubic root of 53856736 is about 377.6417572082.

Subtracting 53856736 from its reverse (63765835), we obtain a palindrome (9909099).

It can be divided in two parts, 5385 and 6736, that added together give a palindrome (12121).

The spelling of 53856736 in words is "fifty-three million, eight hundred fifty-six thousand, seven hundred thirty-six".