486640884 has 12 divisors (see below), whose sum is σ = 1135495424. Its totient is φ = 162213624.

The previous prime is 486640871. The next prime is 486640897. The reversal of 486640884 is 488046684.

It is an interprime number because it is at equal distance from previous prime (486640871) and next prime (486640897).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 20276692 + ... + 20276715.

Almost surely, 2^486640884 is an apocalyptic number.

It is an amenable number.

486640884 is an abundant number, since it is smaller than the sum of its proper divisors (648854540).

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

486640884 is a wasteful number, since it uses less digits than its factorization.

486640884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40553414 (or 40553412 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 48.

The square root of 486640884 is about 22059.9384405306. The cubic root of 486640884 is about 786.5678613657.

The spelling of 486640884 in words is "four hundred eighty-six million, six hundred forty thousand, eight hundred eighty-four".