400411441 has 16 divisors (see below), whose sum is σ = 412521984. Its totient is φ = 388560384.

The previous prime is 400411433. The next prime is 400411463. The reversal of 400411441 is 144114004.

It is a cyclic number.

It is not a de Polignac number, because 400411441 - 2³ = 400411433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400411481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1795456 + ... + 1795678.

It is an arithmetic number, because the mean of its divisors is an integer number (25782624).

Almost surely, 2^400411441 is an apocalyptic number.

It is an amenable number.

400411441 is a deficient number, since it is larger than the sum of its proper divisors (12110543).

400411441 is a wasteful number, since it uses less digits than its factorization.

400411441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 400411441 is about 20010.2833813017. The cubic root of 400411441 is about 737.0588400939.

Adding to 400411441 its reverse (144114004), we get a palindrome (544525445).

The spelling of 400411441 in words is "four hundred million, four hundred eleven thousand, four hundred forty-one".