401143036 has 12 divisors (see below), whose sum is σ = 802286128. Its totient is φ = 171918432.

The previous prime is 401143021. The next prime is 401143037. The reversal of 401143036 is 630341104.

401143036 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 401142998 and 401143016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401143037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7163241 + ... + 7163296.

Almost surely, 2^401143036 is an apocalyptic number.

It is an amenable number.

401143036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401143036 is a wasteful number, since it uses less digits than its factorization.

401143036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14326548 (or 14326546 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 401143036 is about 20028.5555145647. Note that the first 4 decimals coincide. The cubic root of 401143036 is about 737.5074623778.

The spelling of 401143036 in words is "four hundred one million, one hundred forty-three thousand, thirty-six".