40483440 has 120 divisors (see below), whose sum is σ = 138406320. Its totient is φ = 10601472.

The previous prime is 40483423. The next prime is 40483453. The reversal of 40483440 is 4438404.

40483440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 42004 + ... + 42956.

It is an arithmetic number, because the mean of its divisors is an integer number (1153386).

Almost surely, 2^40483440 is an apocalyptic number.

40483440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40483440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69203160).

40483440 is an abundant number, since it is smaller than the sum of its proper divisors (97922880).

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

40483440 is a wasteful number, since it uses less digits than its factorization.

40483440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031 (or 1022 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 40483440 is about 6362.6598211754. The cubic root of 40483440 is about 343.3674602916.

The spelling of 40483440 in words is "forty million, four hundred eighty-three thousand, four hundred forty".