492511 has 2 divisors, whose sum is σ = 492512. Its totient is φ = 492510.

The previous prime is 492491. The next prime is 492523. The reversal of 492511 is 115294.

492511 = 284² + 285² + ... + 289².

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 492511 - 2¹¹ = 490463 is a prime.

It is equal to p₄₀₉₅₄ and since 492511 and 40954 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492551) 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, 246255 + 246256.

It is an arithmetic number, because the mean of its divisors is an integer number (246256).

2⁴⁹²⁵¹¹ is an apocalyptic number.

492511 is a deficient number, since it is larger than the sum of its proper divisors (1).

492511 is an equidigital number, since it uses as much as digits as its factorization.

492511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 22.

The square root of 492511 is about 701.7912795126. The cubic root of 492511 is about 78.9717893184.

The spelling of 492511 in words is "four hundred ninety-two thousand, five hundred eleven".