53443382 has 4 divisors (see below), whose sum is σ = 80165076. Its totient is φ = 26721690.

The previous prime is 53443363. The next prime is 53443391. The reversal of 53443382 is 28334435.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28334435 = 5 ⋅5666887.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13360844 + ... + 13360847.

It is an arithmetic number, because the mean of its divisors is an integer number (20041269).

Almost surely, 2^53443382 is an apocalyptic number.

53443382 is a deficient number, since it is larger than the sum of its proper divisors (26721694).

53443382 is a wasteful number, since it uses less digits than its factorization.

53443382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26721693.

The product of its digits is 34560, while the sum is 32.

The square root of 53443382 is about 7310.4980678474. The cubic root of 53443382 is about 376.6731330848.

The spelling of 53443382 in words is "fifty-three million, four hundred forty-three thousand, three hundred eighty-two".