263460349 has 2 divisors, whose sum is σ = 263460350. Its totient is φ = 263460348.

The previous prime is 263460293. The next prime is 263460359. The reversal of 263460349 is 943064362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224460324 + 39000025 = 14982^2 + 6245^2 .

It is a cyclic number.

It is not a de Polignac number, because 263460349 - 2⁷ = 263460221 is a prime.

It is a super-2 number, since 2×263460349² = 138822710990403602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263460359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131730174 + 131730175.

It is an arithmetic number, because the mean of its divisors is an integer number (131730175).

Almost surely, 2^263460349 is an apocalyptic number.

It is an amenable number.

263460349 is a deficient number, since it is larger than the sum of its proper divisors (1).

263460349 is an equidigital number, since it uses as much as digits as its factorization.

263460349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 37.

The square root of 263460349 is about 16231.4617025085. The cubic root of 263460349 is about 641.0694594639.

The spelling of 263460349 in words is "two hundred sixty-three million, four hundred sixty thousand, three hundred forty-nine".