466669521 has 6 divisors (see below), whose sum is σ = 674078210. Its totient is φ = 311113008.

The previous prime is 466669513. The next prime is 466669523. The reversal of 466669521 is 125966664.

It can be written as a sum of positive squares in only one way, i.e., 420701121 + 45968400 = 20511^2 + 6780^2 .

It is not a de Polignac number, because 466669521 - 2³ = 466669513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (466669523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25926076 + ... + 25926093.

Almost surely, 2^466669521 is an apocalyptic number.

It is an amenable number.

466669521 is a deficient number, since it is larger than the sum of its proper divisors (207408689).

466669521 is a wasteful number, since it uses less digits than its factorization.

466669521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51852175 (or 51852172 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 466669521 is about 21602.5350595711. The cubic root of 466669521 is about 775.6571718943.

The spelling of 466669521 in words is "four hundred sixty-six million, six hundred sixty-nine thousand, five hundred twenty-one".