531233260 has 12 divisors (see below), whose sum is σ = 1115589888. Its totient is φ = 212493296.

The previous prime is 531233249. The next prime is 531233317. The reversal of 531233260 is 62332135.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13280812 + ... + 13280851.

It is an arithmetic number, because the mean of its divisors is an integer number (92965824).

Almost surely, 2^531233260 is an apocalyptic number.

It is an amenable number.

531233260 is an abundant number, since it is smaller than the sum of its proper divisors (584356628).

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

531233260 is a wasteful number, since it uses less digits than its factorization.

531233260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26561672 (or 26561670 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 531233260 is about 23048.4979987851. The cubic root of 531233260 is about 809.8944433906.

Adding to 531233260 its reverse (62332135), we get a palindrome (593565395).

The spelling of 531233260 in words is "five hundred thirty-one million, two hundred thirty-three thousand, two hundred sixty".