401234401 has 8 divisors (see below), whose sum is σ = 426289320. Its totient is φ = 376927488.

The previous prime is 401234377. The next prime is 401234413. The reversal of 401234401 is 104432104.

It can be written as a sum of positive squares in 4 ways, for example, as 146991376 + 254243025 = 12124^2 + 15945^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401234401 - 2¹³ = 401226209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401234461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185896 + ... + 188041.

It is an arithmetic number, because the mean of its divisors is an integer number (53286165).

Almost surely, 2^401234401 is an apocalyptic number.

It is an amenable number.

401234401 is a deficient number, since it is larger than the sum of its proper divisors (25054919).

401234401 is a wasteful number, since it uses less digits than its factorization.

401234401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374003.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 401234401 is about 20030.8362531373. The cubic root of 401234401 is about 737.5634500997.

Adding to 401234401 its reverse (104432104), we get a palindrome (505666505).

The spelling of 401234401 in words is "four hundred one million, two hundred thirty-four thousand, four hundred one".