401228327 has 4 divisors (see below), whose sum is σ = 401283936. Its totient is φ = 401172720.

The previous prime is 401228323. The next prime is 401228357. The reversal of 401228327 is 723822104.

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 401228327 - 2² = 401228323 is a prime.

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 401228327.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401228323) 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, 15023 + ... + 32064.

It is an arithmetic number, because the mean of its divisors is an integer number (100320984).

Almost surely, 2^401228327 is an apocalyptic number.

401228327 is a deficient number, since it is larger than the sum of its proper divisors (55609).

401228327 is an equidigital number, since it uses as much as digits as its factorization.

401228327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55608.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 401228327 is about 20030.6846363273. The cubic root of 401228327 is about 737.5597282661.

The spelling of 401228327 in words is "four hundred one million, two hundred twenty-eight thousand, three hundred twenty-seven".