401177227 has 4 divisors (see below), whose sum is σ = 437647896. Its totient is φ = 364706560.

The previous prime is 401177221. The next prime is 401177279. The reversal of 401177227 is 722771104.

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 401177227 - 2⁷ = 401177099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401177221) 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, 18235318 + ... + 18235339.

It is an arithmetic number, because the mean of its divisors is an integer number (109411974).

Almost surely, 2^401177227 is an apocalyptic number.

401177227 is a deficient number, since it is larger than the sum of its proper divisors (36470669).

401177227 is a wasteful number, since it uses less digits than its factorization.

401177227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36470668.

The product of its (nonzero) digits is 5488, while the sum is 31.

The square root of 401177227 is about 20029.4090526905. The cubic root of 401177227 is about 737.5284153372.

The spelling of 401177227 in words is "four hundred one million, one hundred seventy-seven thousand, two hundred twenty-seven".