523132250 has 16 divisors (see below), whose sum is σ = 979304040. Its totient is φ = 209252800.

The previous prime is 523132249. The next prime is 523132261. The reversal of 523132250 is 52231325.

It can be written as a sum of positive squares in 4 ways, for example, as 261113281 + 262018969 = 16159^2 + 16187^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1046015 + ... + 1046514.

Almost surely, 2^523132250 is an apocalyptic number.

523132250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

523132250 is a deficient number, since it is larger than the sum of its proper divisors (456171790).

523132250 is a wasteful number, since it uses less digits than its factorization.

523132250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2092546 (or 2092536 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 523132250 is about 22872.0845136599. The cubic root of 523132250 is about 805.7565255394.

Adding to 523132250 its reverse (52231325), we get a palindrome (575363575).

The spelling of 523132250 in words is "five hundred twenty-three million, one hundred thirty-two thousand, two hundred fifty".