252641526 has 16 divisors (see below), whose sum is σ = 511680000. Its totient is φ = 83147688.

The previous prime is 252641509. The next prime is 252641527. The reversal of 252641526 is 625146252.

252641526 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 (252641527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266026 + ... + 266973.

It is an arithmetic number, because the mean of its divisors is an integer number (31980000).

Almost surely, 2^252641526 is an apocalyptic number.

252641526 is an abundant number, since it is smaller than the sum of its proper divisors (259038474).

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

252641526 is a wasteful number, since it uses less digits than its factorization.

252641526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533083.

The product of its digits is 28800, while the sum is 33.

The square root of 252641526 is about 15894.7011925358. The cubic root of 252641526 is about 632.1714988167.

Adding to 252641526 its reverse (625146252), we get a palindrome (877787778).

It can be divided in two parts, 25 and 2641526, that added together give a triangular number (2641551 = T₂₂₉₈).

The spelling of 252641526 in words is "two hundred fifty-two million, six hundred forty-one thousand, five hundred twenty-six".