413521344 has 42 divisors (see below), whose sum is σ = 1185285920. Its totient is φ = 137840256.

The previous prime is 413521343. The next prime is 413521363. The reversal of 413521344 is 443125314.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413521343) 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 5 ways as a sum of consecutive naturals, for example, 358384 + ... + 359535.

Almost surely, 2^413521344 is an apocalyptic number.

It is an amenable number.

413521344 is an abundant number, since it is smaller than the sum of its proper divisors (771764576).

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

413521344 is a wasteful number, since it uses less digits than its factorization.

413521344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717937 (or 717924 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 413521344 is about 20335.2242180901. The cubic root of 413521344 is about 745.0166469262.

Adding to 413521344 its reverse (443125314), we get a palindrome (856646658).

The spelling of 413521344 in words is "four hundred thirteen million, five hundred twenty-one thousand, three hundred forty-four".