406196271 has 24 divisors (see below), whose sum is σ = 635675040. Its totient is φ = 248458176.

The previous prime is 406196257. The next prime is 406196279. The reversal of 406196271 is 172691604.

It is not a de Polignac number, because 406196271 - 2²¹ = 404099119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406196279) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9145 + ... + 29933.

It is an arithmetic number, because the mean of its divisors is an integer number (26486460).

Almost surely, 2^406196271 is an apocalyptic number.

406196271 is a deficient number, since it is larger than the sum of its proper divisors (229478769).

406196271 is a wasteful number, since it uses less digits than its factorization.

406196271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20975 (or 20972 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 406196271 is about 20154.3114742231. The cubic root of 406196271 is about 740.5913650057.

The spelling of 406196271 in words is "four hundred six million, one hundred ninety-six thousand, two hundred seventy-one".