516426 has 32 divisors (see below), whose sum is σ = 1124928. Its totient is φ = 157440.

The previous prime is 516421. The next prime is 516431. The reversal of 516426 is 624615.

It is an interprime number because it is at equal distance from previous prime (516421) and next prime (516431).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 516396 and 516405.

It is not an unprimeable number, because it can be changed into a prime (516421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6181 + ... + 6263.

It is an arithmetic number, because the mean of its divisors is an integer number (35154).

2⁵¹⁶⁴²⁶ is an apocalyptic number.

516426 is the 455-th centered pentagonal number.

516426 is an abundant number, since it is smaller than the sum of its proper divisors (608502).

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

516426 is a wasteful number, since it uses less digits than its factorization.

516426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166.

The product of its digits is 1440, while the sum is 24.

The square root of 516426 is about 718.6278591872. The cubic root of 516426 is about 80.2298597569.

The spelling of 516426 in words is "five hundred sixteen thousand, four hundred twenty-six".