466641639 has 12 divisors (see below), whose sum is σ = 697281000. Its totient is φ = 300366864.

The previous prime is 466641611. The next prime is 466641647. The reversal of 466641639 is 936146664.

It is not a de Polignac number, because 466641639 - 2¹² = 466637543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 466641594 and 466641603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466641139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 893689 + ... + 894210.

It is an arithmetic number, because the mean of its divisors is an integer number (58106750).

Almost surely, 2^466641639 is an apocalyptic number.

466641639 is a deficient number, since it is larger than the sum of its proper divisors (230639361).

466641639 is a wasteful number, since it uses less digits than its factorization.

466641639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787934 (or 1787931 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 466641639 is about 21601.8897090046. The cubic root of 466641639 is about 775.6417239145.

The spelling of 466641639 in words is "four hundred sixty-six million, six hundred forty-one thousand, six hundred thirty-nine".