531917116 has 48 divisors (see below), whose sum is σ = 969978240. Its totient is φ = 255095360.

The previous prime is 531917107. The next prime is 531917117. The reversal of 531917116 is 611719135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531917117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2971515 + ... + 2971693.

It is an arithmetic number, because the mean of its divisors is an integer number (20207880).

Almost surely, 2^531917116 is an apocalyptic number.

It is an amenable number.

531917116 is a deficient number, since it is larger than the sum of its proper divisors (438061124).

531917116 is a wasteful number, since it uses less digits than its factorization.

531917116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 472 counting only the distinct ones).

The product of its digits is 5670, while the sum is 34.

The square root of 531917116 is about 23063.3283807867. The cubic root of 531917116 is about 810.2418197872.

The spelling of 531917116 in words is "five hundred thirty-one million, nine hundred seventeen thousand, one hundred sixteen".