53656222 has 4 divisors (see below), whose sum is σ = 80484336. Its totient is φ = 26828110.

The previous prime is 53656219. The next prime is 53656223. The reversal of 53656222 is 22265635.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53656223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13414054 + ... + 13414057.

It is an arithmetic number, because the mean of its divisors is an integer number (20121084).

Almost surely, 2^53656222 is an apocalyptic number.

53656222 is a deficient number, since it is larger than the sum of its proper divisors (26828114).

53656222 is a wasteful number, since it uses less digits than its factorization.

53656222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26828113.

The product of its digits is 21600, while the sum is 31.

The square root of 53656222 is about 7325.0407507399. The cubic root of 53656222 is about 377.1725083956.

The spelling of 53656222 in words is "fifty-three million, six hundred fifty-six thousand, two hundred twenty-two".