406254227 has 4 divisors (see below), whose sum is σ = 409981440. Its totient is φ = 402527016.

The previous prime is 406254223. The next prime is 406254307. The reversal of 406254227 is 722452604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 406254227 - 2² = 406254223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 406254193 and 406254202.

It is not an unprimeable number, because it can be changed into a prime (406254223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1863443 + ... + 1863660.

It is an arithmetic number, because the mean of its divisors is an integer number (102495360).

Almost surely, 2^406254227 is an apocalyptic number.

406254227 is a deficient number, since it is larger than the sum of its proper divisors (3727213).

406254227 is a wasteful number, since it uses less digits than its factorization.

406254227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727212.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 406254227 is about 20155.7492294382. The cubic root of 406254227 is about 740.6265858049.

The spelling of 406254227 in words is "four hundred six million, two hundred fifty-four thousand, two hundred twenty-seven".