140441504 has 48 divisors (see below), whose sum is σ = 317011968. Its totient is φ = 59995392.

The previous prime is 140441491. The next prime is 140441507. The reversal of 140441504 is 405144041.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 140441504.

It is not an unprimeable number, because it can be changed into a prime (140441507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84974 + ... + 86610.

It is an arithmetic number, because the mean of its divisors is an integer number (6604416).

Almost surely, 2^140441504 is an apocalyptic number.

140441504 is a gapful number since it is divisible by the number (14) 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 140441504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158505984).

140441504 is an abundant number, since it is smaller than the sum of its proper divisors (176570464).

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

140441504 is a wasteful number, since it uses less digits than its factorization.

140441504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037 (or 2029 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 140441504 is about 11850.8018294122. The cubic root of 140441504 is about 519.7946723865.

Adding to 140441504 its reverse (405144041), we get a palindrome (545585545).

The spelling of 140441504 in words is "one hundred forty million, four hundred forty-one thousand, five hundred four".