140004304 has 20 divisors (see below), whose sum is σ = 295918560. Its totient is φ = 63638240.

The previous prime is 140004301. The next prime is 140004311. The reversal of 140004304 is 403400041.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140004301) 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 3 ways as a sum of consecutive naturals, for example, 397564 + ... + 397915.

It is an arithmetic number, because the mean of its divisors is an integer number (14795928).

Almost surely, 2^140004304 is an apocalyptic number.

It is an amenable number.

140004304 is an abundant number, since it is smaller than the sum of its proper divisors (155914256).

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

140004304 is a wasteful number, since it uses less digits than its factorization.

140004304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795498 (or 795492 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 140004304 is about 11832.3414419970. The cubic root of 140004304 is about 519.2547312007.

Adding to 140004304 its reverse (403400041), we get a palindrome (543404345).

The spelling of 140004304 in words is "one hundred forty million, four thousand, three hundred four".