53639322 has 16 divisors (see below), whose sum is σ = 117031392. Its totient is φ = 16254320.

The previous prime is 53639303. The next prime is 53639323. The reversal of 53639322 is 22393635.

53639322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (53639323) 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 7 ways as a sum of consecutive naturals, for example, 406293 + ... + 406424.

It is an arithmetic number, because the mean of its divisors is an integer number (7314462).

Almost surely, 2^53639322 is an apocalyptic number.

53639322 is an abundant number, since it is smaller than the sum of its proper divisors (63392070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53639322 is a wasteful number, since it uses less digits than its factorization.

53639322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812733.

The product of its digits is 29160, while the sum is 33.

The square root of 53639322 is about 7323.8870826904. The cubic root of 53639322 is about 377.1329051306.

The spelling of 53639322 in words is "fifty-three million, six hundred thirty-nine thousand, three hundred twenty-two".