53033328 has 30 divisors (see below), whose sum is σ = 148420064. Its totient is φ = 17677728.

The previous prime is 53033317. The next prime is 53033333. The reversal of 53033328 is 82333035.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184000 + ... + 184287.

Almost surely, 2^53033328 is an apocalyptic number.

It is an amenable number.

53033328 is an abundant number, since it is smaller than the sum of its proper divisors (95386736).

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

53033328 is a wasteful number, since it uses less digits than its factorization.

53033328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368301 (or 368292 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 53033328 is about 7282.3985059869. The cubic root of 53033328 is about 375.7072944534.

It can be divided in two parts, 53033 and 328, that added together give a square (53361 = 231²).

The spelling of 53033328 in words is "fifty-three million, thirty-three thousand, three hundred twenty-eight".