531465268 has 24 divisors (see below), whose sum is σ = 942893280. Its totient is φ = 262078560.

The previous prime is 531465229. The next prime is 531465289. The reversal of 531465268 is 862564135.

It is a self number, because there is not a number n which added to its sum of digits gives 531465268.

It is a congruent number.

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, 274263 + ... + 276193.

It is an arithmetic number, because the mean of its divisors is an integer number (39287220).

Almost surely, 2^531465268 is an apocalyptic number.

It is an amenable number.

531465268 is a deficient number, since it is larger than the sum of its proper divisors (411428012).

531465268 is a wasteful number, since it uses less digits than its factorization.

531465268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2847 (or 2845 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 531465268 is about 23053.5304888427. The cubic root of 531465268 is about 810.0123292337.

The spelling of 531465268 in words is "five hundred thirty-one million, four hundred sixty-five thousand, two hundred sixty-eight".