403041144 has 64 divisors (see below), whose sum is σ = 1147011840. Its totient is φ = 116821760.

The previous prime is 403041143. The next prime is 403041169. The reversal of 403041144 is 441140304.

It is a self number, because there is not a number n which added to its sum of digits gives 403041144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403041143) 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, 27117 + ... + 39260.

It is an arithmetic number, because the mean of its divisors is an integer number (17922060).

Almost surely, 2^403041144 is an apocalyptic number.

403041144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

403041144 is an abundant number, since it is smaller than the sum of its proper divisors (743970696).

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

403041144 is a wasteful number, since it uses less digits than its factorization.

403041144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66420 (or 66416 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 403041144 is about 20075.8846380427. The cubic root of 403041144 is about 738.6688657779.

Adding to 403041144 its reverse (441140304), we get a palindrome (844181448).

The spelling of 403041144 in words is "four hundred three million, forty-one thousand, one hundred forty-four".