401044605 has 48 divisors (see below), whose sum is σ = 698538816. Its totient is φ = 196385280.

The previous prime is 401044601. The next prime is 401044627. The reversal of 401044605 is 506440104.

It is not a de Polignac number, because 401044605 - 2² = 401044601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401044601) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 712054 + ... + 712616.

It is an arithmetic number, because the mean of its divisors is an integer number (14552892).

Almost surely, 2^401044605 is an apocalyptic number.

It is an amenable number.

401044605 is a deficient number, since it is larger than the sum of its proper divisors (297494211).

401044605 is a wasteful number, since it uses less digits than its factorization.

401044605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878 (or 865 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 401044605 is about 20026.0980972330. The cubic root of 401044605 is about 737.4471351554.

Adding to 401044605 its reverse (506440104), we get a palindrome (907484709).

The spelling of 401044605 in words is "four hundred one million, forty-four thousand, six hundred five".