516446 has 16 divisors (see below), whose sum is σ = 910176. Its totient is φ = 215136.

The previous prime is 516437. The next prime is 516449. The reversal of 516446 is 644615.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516449) 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, 20 + ... + 1016.

It is an arithmetic number, because the mean of its divisors is an integer number (56886).

2⁵¹⁶⁴⁴⁶ is an apocalyptic number.

516446 is a deficient number, since it is larger than the sum of its proper divisors (393730).

516446 is a wasteful number, since it uses less digits than its factorization.

516446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043.

The product of its digits is 2880, while the sum is 26.

The square root of 516446 is about 718.6417744607. The cubic root of 516446 is about 80.2308954500.

The spelling of 516446 in words is "five hundred sixteen thousand, four hundred forty-six".