406105206 has 16 divisors (see below), whose sum is σ = 874688304. Its totient is φ = 124955424.

The previous prime is 406105169. The next prime is 406105211. The reversal of 406105206 is 602501604.

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, 2603161 + ... + 2603316.

It is an arithmetic number, because the mean of its divisors is an integer number (54668019).

Almost surely, 2^406105206 is an apocalyptic number.

406105206 is an abundant number, since it is smaller than the sum of its proper divisors (468583098).

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

406105206 is a wasteful number, since it uses less digits than its factorization.

406105206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5206495.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 406105206 is about 20152.0521535649. The cubic root of 406105206 is about 740.5360165629.

The spelling of 406105206 in words is "four hundred six million, one hundred five thousand, two hundred six".