53063728 has 10 divisors (see below), whose sum is σ = 102811004. Its totient is φ = 26531856.

The previous prime is 53063701. The next prime is 53063729. The reversal of 53063728 is 82736035.

It is a junction number, because it is equal to n+sod(n) for n = 53063693 and 53063702.

It is not an unprimeable number, because it can be changed into a prime (53063729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1658226 + ... + 1658257.

Almost surely, 2^53063728 is an apocalyptic number.

It is an amenable number.

53063728 is a deficient number, since it is larger than the sum of its proper divisors (49747276).

53063728 is a wasteful number, since it uses less digits than its factorization.

53063728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316491 (or 3316485 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 53063728 is about 7284.4854313809. The cubic root of 53063728 is about 375.7790689426.

The spelling of 53063728 in words is "fifty-three million, sixty-three thousand, seven hundred twenty-eight".