401436227 has 4 divisors (see below), whose sum is σ = 418890000. Its totient is φ = 383982456.

The previous prime is 401436193. The next prime is 401436239. The reversal of 401436227 is 722634104.

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 401436227 - 2⁶ = 401436163 is a prime.

It is a super-2 number, since 2×401436227² = 322302088695991058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401436227.

It is not an unprimeable number, because it can be changed into a prime (401436127) 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, 8726852 + ... + 8726897.

It is an arithmetic number, because the mean of its divisors is an integer number (104722500).

Almost surely, 2^401436227 is an apocalyptic number.

401436227 is a deficient number, since it is larger than the sum of its proper divisors (17453773).

401436227 is a wasteful number, since it uses less digits than its factorization.

401436227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17453772.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 401436227 is about 20035.8735022958. The cubic root of 401436227 is about 737.6870972979.

The spelling of 401436227 in words is "four hundred one million, four hundred thirty-six thousand, two hundred twenty-seven".