52170542 has 16 divisors (see below), whose sum is σ = 82530960. Its totient is φ = 24665472.

The previous prime is 52170541. The next prime is 52170553. The reversal of 52170542 is 24507125.

52170542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52170541) 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, 26918 + ... + 28790.

It is an arithmetic number, because the mean of its divisors is an integer number (5158185).

Almost surely, 2^52170542 is an apocalyptic number.

52170542 is a deficient number, since it is larger than the sum of its proper divisors (30360418).

52170542 is a wasteful number, since it uses less digits than its factorization.

52170542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 52170542 is about 7222.9178314584. The cubic root of 52170542 is about 373.6587152298.

Adding to 52170542 its reverse (24507125), we get a palindrome (76677667).

The spelling of 52170542 in words is "fifty-two million, one hundred seventy thousand, five hundred forty-two".