52522155 has 32 divisors (see below), whose sum is σ = 106713600. Its totient is φ = 24009696.

The previous prime is 52522147. The next prime is 52522157. The reversal of 52522155 is 55122525.

52522155 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 52522155 - 2³ = 52522147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52522157) 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 31 ways as a sum of consecutive naturals, for example, 26845 + ... + 28734.

It is an arithmetic number, because the mean of its divisors is an integer number (3334800).

Almost surely, 2^52522155 is an apocalyptic number.

52522155 is an abundant number, since it is smaller than the sum of its proper divisors (54191445).

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

52522155 is a wasteful number, since it uses less digits than its factorization.

52522155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55600 (or 55594 counting only the distinct ones).

The product of its digits is 5000, while the sum is 27.

The square root of 52522155 is about 7247.2170520828. The cubic root of 52522155 is about 374.4962836893.

The spelling of 52522155 in words is "fifty-two million, five hundred twenty-two thousand, one hundred fifty-five".