405633016 has 32 divisors (see below), whose sum is σ = 786441600. Its totient is φ = 195937920.

The previous prime is 405633013. The next prime is 405633029. The reversal of 405633016 is 610336504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405633013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204606 + ... + 206578.

It is an arithmetic number, because the mean of its divisors is an integer number (24576300).

Almost surely, 2^405633016 is an apocalyptic number.

It is an amenable number.

405633016 is a deficient number, since it is larger than the sum of its proper divisors (380808584).

405633016 is a wasteful number, since it uses less digits than its factorization.

405633016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839 (or 2835 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 405633016 is about 20140.3330657663. Note that the first 3 decimals coincide. The cubic root of 405633016 is about 740.2488911996.

The spelling of 405633016 in words is "four hundred five million, six hundred thirty-three thousand, sixteen".