53221083 has 4 divisors (see below), whose sum is σ = 70961448. Its totient is φ = 35480720.

The previous prime is 53221081. The next prime is 53221093. The reversal of 53221083 is 38012235.

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 53221083 - 2¹ = 53221081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53221081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8870178 + ... + 8870183.

It is an arithmetic number, because the mean of its divisors is an integer number (17740362).

Almost surely, 2^53221083 is an apocalyptic number.

53221083 is a deficient number, since it is larger than the sum of its proper divisors (17740365).

53221083 is a wasteful number, since it uses less digits than its factorization.

53221083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17740364.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 53221083 is about 7295.2781304074. The cubic root of 53221083 is about 376.1501470472.

The spelling of 53221083 in words is "fifty-three million, two hundred twenty-one thousand, eighty-three".