408816334 has 16 divisors (see below), whose sum is σ = 624371328. Its totient is φ = 200722552.

The previous prime is 408816319. The next prime is 408816341. The reversal of 408816334 is 433618804.

It is a junction number, because it is equal to n+sod(n) for n = 408816293 and 408816302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20349 + ... + 35095.

It is an arithmetic number, because the mean of its divisors is an integer number (39023208).

Almost surely, 2^408816334 is an apocalyptic number.

408816334 is a deficient number, since it is larger than the sum of its proper divisors (215554994).

408816334 is a wasteful number, since it uses less digits than its factorization.

408816334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14999.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 408816334 is about 20219.2070566578. The cubic root of 408816334 is about 742.1802840021.

The spelling of 408816334 in words is "four hundred eight million, eight hundred sixteen thousand, three hundred thirty-four".