53783366 has 16 divisors (see below), whose sum is σ = 99292704. Its totient is φ = 21276864.

The previous prime is 53783347. The next prime is 53783377. The reversal of 53783366 is 66338735.

53783366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 147575 + ... + 147938.

It is an arithmetic number, because the mean of its divisors is an integer number (6205794).

Almost surely, 2^53783366 is an apocalyptic number.

53783366 is a deficient number, since it is larger than the sum of its proper divisors (45509338).

53783366 is a wasteful number, since it uses less digits than its factorization.

53783366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295535.

The product of its digits is 272160, while the sum is 41.

The square root of 53783366 is about 7333.7143385872. The cubic root of 53783366 is about 377.4701898891.

The spelling of 53783366 in words is "fifty-three million, seven hundred eighty-three thousand, three hundred sixty-six".