487262569 has 2 divisors, whose sum is σ = 487262570. Its totient is φ = 487262568.

The previous prime is 487262519. The next prime is 487262593. The reversal of 487262569 is 965262784.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 485541225 + 1721344 = 22035^2 + 1312^2 .

It is a cyclic number.

It is not a de Polignac number, because 487262569 - 2¹⁹ = 486738281 is a prime.

It is a super-2 number, since 2×487262569² = 474849622296959522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (487262519) 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, 243631284 + 243631285.

It is an arithmetic number, because the mean of its divisors is an integer number (243631285).

Almost surely, 2^487262569 is an apocalyptic number.

It is an amenable number.

487262569 is a deficient number, since it is larger than the sum of its proper divisors (1).

487262569 is an equidigital number, since it uses as much as digits as its factorization.

487262569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 49.

The square root of 487262569 is about 22074.0247576195. The cubic root of 487262569 is about 786.9026663336.

The spelling of 487262569 in words is "four hundred eighty-seven million, two hundred sixty-two thousand, five hundred sixty-nine".