53445292 has 12 divisors (see below), whose sum is σ = 93743496. Its totient is φ = 26661440.

The previous prime is 53445281. The next prime is 53445299. The reversal of 53445292 is 29254435.

53445292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53445299) 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, 13309 + ... + 16852.

It is an arithmetic number, because the mean of its divisors is an integer number (7811958).

Almost surely, 2^53445292 is an apocalyptic number.

It is an amenable number.

53445292 is a deficient number, since it is larger than the sum of its proper divisors (40298204).

53445292 is a wasteful number, since it uses less digits than its factorization.

53445292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30608 (or 30606 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 53445292 is about 7310.6287007343. The cubic root of 53445292 is about 376.6776203078.

The spelling of 53445292 in words is "fifty-three million, four hundred forty-five thousand, two hundred ninety-two".