405412716 has 24 divisors (see below), whose sum is σ = 946355760. Its totient is φ = 135081472.

The previous prime is 405412691. The next prime is 405412717. The reversal of 405412716 is 617214504.

It is not an unprimeable number, because it can be changed into a prime (405412717) 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, 31600 + ... + 42536.

It is an arithmetic number, because the mean of its divisors is an integer number (39431490).

Almost surely, 2^405412716 is an apocalyptic number.

It is an amenable number.

405412716 is an abundant number, since it is smaller than the sum of its proper divisors (540943044).

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

405412716 is a wasteful number, since it uses less digits than its factorization.

405412716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14033 (or 14031 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 405412716 is about 20134.8631979460. The cubic root of 405412716 is about 740.1148567763.

The spelling of 405412716 in words is "four hundred five million, four hundred twelve thousand, seven hundred sixteen".