401100544 has 108 divisors (see below), whose sum is σ = 885755136. Its totient is φ = 181149696.

The previous prime is 401100541. The next prime is 401100547. The reversal of 401100544 is 445001104.

It is an interprime number because it is at equal distance from previous prime (401100541) and next prime (401100547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401100541) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3158209 + ... + 3158335.

Almost surely, 2^401100544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401100544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442877568).

401100544 is an abundant number, since it is smaller than the sum of its proper divisors (484654592).

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

401100544 is a wasteful number, since it uses less digits than its factorization.

401100544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 401100544 is about 20027.4947010354. The cubic root of 401100544 is about 737.4814207328.

Adding to 401100544 its reverse (445001104), we get a palindrome (846101648).

The spelling of 401100544 in words is "four hundred one million, one hundred thousand, five hundred forty-four".