484567640 has 64 divisors (see below), whose sum is σ = 1152252000. Its totient is φ = 182891520.

The previous prime is 484567579. The next prime is 484567667. The reversal of 484567640 is 46765484.

It is a junction number, because it is equal to n+sod(n) for n = 484567591 and 484567600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212426 + ... + 214694.

Almost surely, 2^484567640 is an apocalyptic number.

484567640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 484567640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576126000).

484567640 is an abundant number, since it is smaller than the sum of its proper divisors (667684360).

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

484567640 is a wasteful number, since it uses less digits than its factorization.

484567640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2580 (or 2576 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The square root of 484567640 is about 22012.8971287289. The cubic root of 484567640 is about 785.4492620848.

The spelling of 484567640 in words is "four hundred eighty-four million, five hundred sixty-seven thousand, six hundred forty".