253324536 has 16 divisors (see below), whose sum is σ = 633311400. Its totient is φ = 84441504.

The previous prime is 253324469. The next prime is 253324537. The reversal of 253324536 is 635423352.

It is a junction number, because it is equal to n+sod(n) for n = 253324497 and 253324506.

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, 5277571 + ... + 5277618.

Almost surely, 2^253324536 is an apocalyptic number.

It is an amenable number.

253324536 is an abundant number, since it is smaller than the sum of its proper divisors (379986864).

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

253324536 is a wasteful number, since it uses less digits than its factorization.

253324536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10555198 (or 10555194 counting only the distinct ones).

The product of its digits is 64800, while the sum is 33.

The square root of 253324536 is about 15916.1721528765. The cubic root of 253324536 is about 632.7406727816.

Adding to 253324536 its reverse (635423352), we get a palindrome (888747888).

The spelling of 253324536 in words is "two hundred fifty-three million, three hundred twenty-four thousand, five hundred thirty-six".