401081060 has 24 divisors (see below), whose sum is σ = 847444416. Its totient is φ = 159446880.

The previous prime is 401081029. The next prime is 401081077. The reversal of 401081060 is 60180104.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58256 + ... + 64775.

It is an arithmetic number, because the mean of its divisors is an integer number (35310184).

Almost surely, 2^401081060 is an apocalyptic number.

It is an amenable number.

401081060 is an abundant number, since it is smaller than the sum of its proper divisors (446363356).

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

401081060 is a wasteful number, since it uses less digits than its factorization.

401081060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123203 (or 123201 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 401081060 is about 20027.0082638421. The cubic root of 401081060 is about 737.4694791544.

The spelling of 401081060 in words is "four hundred one million, eighty-one thousand, sixty".