53672783 has 4 divisors (see below), whose sum is σ = 53728368. Its totient is φ = 53617200.

The previous prime is 53672779. The next prime is 53672789. The reversal of 53672783 is 38727635.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53672783 - 2² = 53672779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53672783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53672789) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 26318 + ... + 28283.

It is an arithmetic number, because the mean of its divisors is an integer number (13432092).

Almost surely, 2^53672783 is an apocalyptic number.

53672783 is a deficient number, since it is larger than the sum of its proper divisors (55585).

53672783 is an equidigital number, since it uses as much as digits as its factorization.

53672783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55584.

The product of its digits is 211680, while the sum is 41.

The square root of 53672783 is about 7326.1711009230. The cubic root of 53672783 is about 377.2113091854.

The spelling of 53672783 in words is "fifty-three million, six hundred seventy-two thousand, seven hundred eighty-three".