53712784 has 20 divisors (see below), whose sum is σ = 104322316. Its totient is φ = 26790912.

The previous prime is 53712781. The next prime is 53712787. The reversal of 53712784 is 48721735.

53712784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53712781) and next prime (53712787).

It can be written as a sum of positive squares in 2 ways, for example, as 34105600 + 19607184 = 5840^2 + 4428^2 .

It is not an unprimeable number, because it can be changed into a prime (53712781) 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 3 ways as a sum of consecutive naturals, for example, 3052 + ... + 10804.

Almost surely, 2^53712784 is an apocalyptic number.

It is an amenable number.

53712784 is a deficient number, since it is larger than the sum of its proper divisors (50609532).

53712784 is a wasteful number, since it uses less digits than its factorization.

53712784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8194 (or 8188 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The square root of 53712784 is about 7328.9005996807. The cubic root of 53712784 is about 377.3049946739.

The spelling of 53712784 in words is "fifty-three million, seven hundred twelve thousand, seven hundred eighty-four".