405560412 has 24 divisors (see below), whose sum is σ = 1051453200. Its totient is φ = 135186768.

The previous prime is 405560401. The next prime is 405560413. The reversal of 405560412 is 214065504.

405560412 is a `hidden beast` number, since 4 + 0 + 55 + 604 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405560413) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1877487 + ... + 1877702.

It is an arithmetic number, because the mean of its divisors is an integer number (43810550).

Almost surely, 2^405560412 is an apocalyptic number.

It is an amenable number.

405560412 is an abundant number, since it is smaller than the sum of its proper divisors (645892788).

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

405560412 is a wasteful number, since it uses less digits than its factorization.

405560412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755202 (or 3755194 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 405560412 is about 20138.5305322906. The cubic root of 405560412 is about 740.2047230021.

The spelling of 405560412 in words is "four hundred five million, five hundred sixty thousand, four hundred twelve".