408020014 has 8 divisors (see below), whose sum is σ = 613735920. Its totient is φ = 203441376.

The previous prime is 408019993. The next prime is 408020051. The reversal of 408020014 is 410020804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 408019973 and 408020000.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 283419 + ... + 284854.

It is an arithmetic number, because the mean of its divisors is an integer number (76716990).

Almost surely, 2^408020014 is an apocalyptic number.

408020014 is a deficient number, since it is larger than the sum of its proper divisors (205715906).

408020014 is a wasteful number, since it uses less digits than its factorization.

408020014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568634.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 408020014 is about 20199.5052909719. The cubic root of 408020014 is about 741.6980811898.

Adding to 408020014 its reverse (410020804), we get a palindrome (818040818).

The spelling of 408020014 in words is "four hundred eight million, twenty thousand, fourteen".