53392428 has 18 divisors (see below), whose sum is σ = 134964284. Its totient is φ = 17797464.

The previous prime is 53392421. The next prime is 53392433. The reversal of 53392428 is 82429335.

53392428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1483123 = 53392428 / (5 + 3 + 3 + 9 + 2 + 4 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 53392392 and 53392401.

It is not an unprimeable number, because it can be changed into a prime (53392421) 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 5 ways as a sum of consecutive naturals, for example, 741526 + ... + 741597.

Almost surely, 2^53392428 is an apocalyptic number.

It is an amenable number.

53392428 is an abundant number, since it is smaller than the sum of its proper divisors (81571856).

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

53392428 is a wasteful number, since it uses less digits than its factorization.

53392428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483133 (or 1483128 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 53392428 is about 7307.0122485185. The cubic root of 53392428 is about 376.5533857622.

The spelling of 53392428 in words is "fifty-three million, three hundred ninety-two thousand, four hundred twenty-eight".