406814406 has 16 divisors (see below), whose sum is σ = 814062144. Its totient is φ = 135532584.

The previous prime is 406814399. The next prime is 406814413. The reversal of 406814406 is 604418604.

It is an interprime number because it is at equal distance from previous prime (406814399) and next prime (406814413).

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, 5140 + ... + 28983.

It is an arithmetic number, because the mean of its divisors is an integer number (50878884).

Almost surely, 2^406814406 is an apocalyptic number.

406814406 is an abundant number, since it is smaller than the sum of its proper divisors (407247738).

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

406814406 is a wasteful number, since it uses less digits than its factorization.

406814406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36115.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 406814406 is about 20169.6407008157. The cubic root of 406814406 is about 740.9668431167.

The spelling of 406814406 in words is "four hundred six million, eight hundred fourteen thousand, four hundred six".