40553424 has 30 divisors (see below), whose sum is σ = 113493666. Its totient is φ = 13517760.

The previous prime is 40553423. The next prime is 40553437. The reversal of 40553424 is 42435504.

40553424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 26625600 + 13927824 = 5160^2 + 3732^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40553423) 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, 140667 + ... + 140954.

Almost surely, 2^40553424 is an apocalyptic number.

It is an amenable number.

40553424 is an abundant number, since it is smaller than the sum of its proper divisors (72940242).

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

40553424 is a wasteful number, since it uses less digits than its factorization.

40553424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281635 (or 281626 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 40553424 is about 6368.1570332397. The cubic root of 40553424 is about 343.5652069468.

Adding to 40553424 its reverse (42435504), we get a palindrome (82988928).

The spelling of 40553424 in words is "forty million, five hundred fifty-three thousand, four hundred twenty-four".