401110440 has 32 divisors (see below), whose sum is σ = 1203331680. Its totient is φ = 106962752.

The previous prime is 401110429. The next prime is 401110459. The reversal of 401110440 is 44011104.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1671174 + ... + 1671413.

It is an arithmetic number, because the mean of its divisors is an integer number (37604115).

Almost surely, 2^401110440 is an apocalyptic number.

401110440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401110440 is an abundant number, since it is smaller than the sum of its proper divisors (802221240).

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

401110440 is a wasteful number, since it uses less digits than its factorization.

401110440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3342601 (or 3342597 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 401110440 is about 20027.7417598690. The cubic root of 401110440 is about 737.4874857591.

Adding to 401110440 its reverse (44011104), we get a palindrome (445121544).

The spelling of 401110440 in words is "four hundred one million, one hundred ten thousand, four hundred forty".