486660405 has 64 divisors (see below), whose sum is σ = 990720000. Its totient is φ = 202224960.

The previous prime is 486660389. The next prime is 486660407. The reversal of 486660405 is 504066684.

It is not a de Polignac number, because 486660405 - 2⁴ = 486660389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486660407) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52296 + ... + 60894.

It is an arithmetic number, because the mean of its divisors is an integer number (15480000).

Almost surely, 2^486660405 is an apocalyptic number.

It is an amenable number.

486660405 is an abundant number, since it is smaller than the sum of its proper divisors (504059595).

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

486660405 is a wasteful number, since it uses less digits than its factorization.

486660405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8639 (or 8625 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 486660405 is about 22060.3808897308. The cubic root of 486660405 is about 786.5783786255.

The spelling of 486660405 in words is "four hundred eighty-six million, six hundred sixty thousand, four hundred five".