52570052 has 24 divisors (see below), whose sum is σ = 97657560. Its totient is φ = 24675840.

The previous prime is 52570013. The next prime is 52570061. The reversal of 52570052 is 25007525.

It can be written as a sum of positive squares in 4 ways, for example, as 2669956 + 49900096 = 1634^2 + 7064^2 .

It is a super-2 number, since 2×52570052² = 5527220734565408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36074 + ... + 37502.

It is an arithmetic number, because the mean of its divisors is an integer number (4069065).

Almost surely, 2^52570052 is an apocalyptic number.

It is an amenable number.

52570052 is a deficient number, since it is larger than the sum of its proper divisors (45087508).

52570052 is a wasteful number, since it uses less digits than its factorization.

52570052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991 (or 1989 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 52570052 is about 7250.5208088799. The cubic root of 52570052 is about 374.6100883539.

Adding to 52570052 its reverse (25007525), we get a palindrome (77577577).

The spelling of 52570052 in words is "fifty-two million, five hundred seventy thousand, fifty-two".