140104032 has 48 divisors (see below), whose sum is σ = 369437040. Its totient is φ = 46490112.

The previous prime is 140104031. The next prime is 140104037. The reversal of 140104032 is 230401041.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140104031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18798 + ... + 25170.

It is an arithmetic number, because the mean of its divisors is an integer number (7696605).

Almost surely, 2^140104032 is an apocalyptic number.

140104032 is a gapful number since it is divisible by the number (12) 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 140104032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184718520).

140104032 is an abundant number, since it is smaller than the sum of its proper divisors (229333008).

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

140104032 is a wasteful number, since it uses less digits than its factorization.

140104032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6615 (or 6607 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 140104032 is about 11836.5549041940. The cubic root of 140104032 is about 519.3779939471.

Adding to 140104032 its reverse (230401041), we get a palindrome (370505073).

The spelling of 140104032 in words is "one hundred forty million, one hundred four thousand, thirty-two".