401440112 has 10 divisors (see below), whose sum is σ = 777790248. Its totient is φ = 200720048.

The previous prime is 401440103. The next prime is 401440147. The reversal of 401440112 is 211044104.

It is a super-2 number, since 2×401440112² = 322308327045145088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12544988 + ... + 12545019.

Almost surely, 2^401440112 is an apocalyptic number.

It is an amenable number.

401440112 is a deficient number, since it is larger than the sum of its proper divisors (376350136).

401440112 is a wasteful number, since it uses less digits than its factorization.

401440112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25090015 (or 25090009 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 401440112 is about 20035.9704531625. The cubic root of 401440112 is about 737.6894770076.

Adding to 401440112 its reverse (211044104), we get a palindrome (612484216).

The spelling of 401440112 in words is "four hundred one million, four hundred forty thousand, one hundred twelve".