466279640 has 32 divisors (see below), whose sum is σ = 1052941680. Its totient is φ = 185834112.

The previous prime is 466279631. The next prime is 466279643. The reversal of 466279640 is 46972664.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 466279591 and 466279600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (466279643) 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 7 ways as a sum of consecutive naturals, for example, 9962 + ... + 32121.

Almost surely, 2^466279640 is an apocalyptic number.

466279640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

466279640 is an abundant number, since it is smaller than the sum of its proper divisors (586662040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

466279640 is a wasteful number, since it uses less digits than its factorization.

466279640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42371 (or 42367 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 466279640 is about 21593.5092099455. The cubic root of 466279640 is about 775.4411030369.

The spelling of 466279640 in words is "four hundred sixty-six million, two hundred seventy-nine thousand, six hundred forty".