262761049 has 2 divisors, whose sum is σ = 262761050. Its totient is φ = 262761048.

The previous prime is 262761041. The next prime is 262761071. The reversal of 262761049 is 940167262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257025024 + 5736025 = 16032^2 + 2395^2 .

It is a cyclic number.

It is not a de Polignac number, because 262761049 - 2³ = 262761041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 262760999 and 262761017.

It is not a weakly prime, because it can be changed into another prime (262761041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131380524 + 131380525.

It is an arithmetic number, because the mean of its divisors is an integer number (131380525).

Almost surely, 2^262761049 is an apocalyptic number.

It is an amenable number.

262761049 is a deficient number, since it is larger than the sum of its proper divisors (1).

262761049 is an equidigital number, since it uses as much as digits as its factorization.

262761049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 262761049 is about 16209.9058911519. The cubic root of 262761049 is about 640.5017622755.

The spelling of 262761049 in words is "two hundred sixty-two million, seven hundred sixty-one thousand, forty-nine".