2316481 has 2 divisors, whose sum is σ = 2316482. Its totient is φ = 2316480.

The previous prime is 2316469. The next prime is 2316487. The reversal of 2316481 is 1846132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2298256 + 18225 = 1516^2 + 135^2 .

It is a cyclic number.

It is not a de Polignac number, because 2316481 - 2⁵ = 2316449 is a prime.

It is a super-2 number, since 2×2316481² = 10732168446722, which contains 22 as substring.

It is equal to p₁₇₀₆₂₉ and since 2316481 and 170629 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (2316487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158240 + 1158241.

It is an arithmetic number, because the mean of its divisors is an integer number (1158241).

2^2316481 is an apocalyptic number.

It is an amenable number.

2316481 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316481 is an equidigital number, since it uses as much as digits as its factorization.

2316481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

The square root of 2316481 is about 1521.9990144543. Note that the first 3 decimals coincide. The cubic root of 2316481 is about 132.3151522347.

The spelling of 2316481 in words is "two million, three hundred sixteen thousand, four hundred eighty-one".