401043212 has 12 divisors (see below), whose sum is σ = 702461760. Its totient is φ = 200339856.

The previous prime is 401043211. The next prime is 401043221. The reversal of 401043212 is 212340104.

It is not an unprimeable number, because it can be changed into a prime (401043211) 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, 40412 + ... + 49347.

It is an arithmetic number, because the mean of its divisors is an integer number (58538480).

Almost surely, 2^401043212 is an apocalyptic number.

It is an amenable number.

401043212 is a deficient number, since it is larger than the sum of its proper divisors (301418548).

401043212 is a wasteful number, since it uses less digits than its factorization.

401043212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90880 (or 90878 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 401043212 is about 20026.0633175869. The cubic root of 401043212 is about 737.4462813310.

Adding to 401043212 its reverse (212340104), we get a palindrome (613383316).

The spelling of 401043212 in words is "four hundred one million, forty-three thousand, two hundred twelve".