252863504 has 10 divisors (see below), whose sum is σ = 489923070. Its totient is φ = 126431744.

The previous prime is 252863489. The next prime is 252863509. The reversal of 252863504 is 405368252.

It can be written as a sum of positive squares in only one way, i.e., 162613504 + 90250000 = 12752^2 + 9500^2 .

It is not an unprimeable number, because it can be changed into a prime (252863509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7901969 + ... + 7902000.

It is an arithmetic number, because the mean of its divisors is an integer number (48992307).

Almost surely, 2^252863504 is an apocalyptic number.

It is an amenable number.

252863504 is a deficient number, since it is larger than the sum of its proper divisors (237059566).

252863504 is a wasteful number, since it uses less digits than its factorization.

252863504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15803977 (or 15803971 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 252863504 is about 15901.6824267120. The cubic root of 252863504 is about 632.3565925455.

The spelling of 252863504 in words is "two hundred fifty-two million, eight hundred sixty-three thousand, five hundred four".