406872486 has 12 divisors (see below), whose sum is σ = 881557092. Its totient is φ = 135624156.

The previous prime is 406872469. The next prime is 406872491. The reversal of 406872486 is 684278604.

406872486 is a `hidden beast` number, since 40 + 68 + 72 + 486 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11301996 + ... + 11302031.

It is an arithmetic number, because the mean of its divisors is an integer number (73463091).

Almost surely, 2^406872486 is an apocalyptic number.

406872486 is an abundant number, since it is smaller than the sum of its proper divisors (474684606).

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

406872486 is a wasteful number, since it uses less digits than its factorization.

406872486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22604035 (or 22604032 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The square root of 406872486 is about 20171.0804371010. The cubic root of 406872486 is about 741.0021035088.

The spelling of 406872486 in words is "four hundred six million, eight hundred seventy-two thousand, four hundred eighty-six".