253324532 has 12 divisors (see below), whose sum is σ = 444426276. Its totient is φ = 126345600.

The previous prime is 253324469. The next prime is 253324537. The reversal of 253324532 is 235423352.

It can be written as a sum of positive squares in 2 ways, for example, as 251032336 + 2292196 = 15844^2 + 1514^2 .

It is a junction number, because it is equal to n+sod(n) for n = 253324495 and 253324504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253324537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77363 + ... + 80570.

It is an arithmetic number, because the mean of its divisors is an integer number (37035523).

Almost surely, 2^253324532 is an apocalyptic number.

It is an amenable number.

253324532 is a deficient number, since it is larger than the sum of its proper divisors (191101744).

253324532 is a wasteful number, since it uses less digits than its factorization.

253324532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158338 (or 158336 counting only the distinct ones).

The product of its digits is 21600, while the sum is 29.

The square root of 253324532 is about 15916.1720272181. The cubic root of 253324532 is about 632.7406694513.

Adding to 253324532 its reverse (235423352), we get a palindrome (488747884).

The spelling of 253324532 in words is "two hundred fifty-three million, three hundred twenty-four thousand, five hundred thirty-two".