562266491 has 2 divisors, whose sum is σ = 562266492. Its totient is φ = 562266490.

The previous prime is 562266457. The next prime is 562266503. The reversal of 562266491 is 194662265.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 562266491 - 2⁶ = 562266427 is a prime.

It is a super-2 number, since 2×562266491² = 632287213802906162, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (562266421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281133245 + 281133246.

It is an arithmetic number, because the mean of its divisors is an integer number (281133246).

Almost surely, 2^562266491 is an apocalyptic number.

562266491 is a deficient number, since it is larger than the sum of its proper divisors (1).

562266491 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 11 representation: 562266491 = (269426156)₁₁.

562266491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 41.

The square root of 562266491 is about 23712.1591382986. The cubic root of 562266491 is about 825.3675697872.

The spelling of 562266491 in words is "five hundred sixty-two million, two hundred sixty-six thousand, four hundred ninety-one".