53622155 has 16 divisors (see below), whose sum is σ = 65249184. Its totient is φ = 42301440.

The previous prime is 53622143. The next prime is 53622181. The reversal of 53622155 is 55122635.

It is a happy number.

53622155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53622155 - 2¹⁰ = 53621131 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 174512 + ... + 174818.

It is an arithmetic number, because the mean of its divisors is an integer number (4078074).

Almost surely, 2^53622155 is an apocalyptic number.

53622155 is a deficient number, since it is larger than the sum of its proper divisors (11627029).

53622155 is a wasteful number, since it uses less digits than its factorization.

53622155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686.

The product of its digits is 9000, while the sum is 29.

The square root of 53622155 is about 7322.7150019648. The cubic root of 53622155 is about 377.0926676633.

The spelling of 53622155 in words is "fifty-three million, six hundred twenty-two thousand, one hundred fifty-five".