566416 has 10 divisors (see below), whose sum is σ = 1097462. Its totient is φ = 283200.

The previous prime is 566413. The next prime is 566417. The reversal of 566416 is 614665.

566416 = T₁₂₉ + T₁₃₀ + ... + T₁₇₆.

It can be written as a sum of positive squares in only one way, i.e., 409600 + 156816 = 640^2 + 396^2 .

It is not an unprimeable number, because it can be changed into a prime (566413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17685 + ... + 17716.

2⁵⁶⁶⁴¹⁶ is an apocalyptic number.

566416 is the 615-th centered triangular number.

It is an amenable number.

566416 is a deficient number, since it is larger than the sum of its proper divisors (531046).

566416 is a wasteful number, since it uses less digits than its factorization.

566416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35409 (or 35403 counting only the distinct ones).

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

The square root of 566416 is about 752.6061386941. The cubic root of 566416 is about 82.7392990973.

The spelling of 566416 in words is "five hundred sixty-six thousand, four hundred sixteen".