516406231 has 8 divisors (see below), whose sum is σ = 565346304. Its totient is φ = 467798520.

The previous prime is 516406223. The next prime is 516406279. The reversal of 516406231 is 132604615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 516406231 - 2³ = 516406223 is a prime.

It is a super-2 number, since 2×516406231² = 533350790831250722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 516406231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516406201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79831 + ... + 86056.

It is an arithmetic number, because the mean of its divisors is an integer number (70668288).

Almost surely, 2^516406231 is an apocalyptic number.

516406231 is a deficient number, since it is larger than the sum of its proper divisors (48940073).

516406231 is a wasteful number, since it uses less digits than its factorization.

516406231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166181.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 516406231 is about 22724.5732853227. The cubic root of 516406231 is about 802.2883599986.

The spelling of 516406231 in words is "five hundred sixteen million, four hundred six thousand, two hundred thirty-one".