140303304 has 48 divisors (see below), whose sum is σ = 383697600. Its totient is φ = 46311264.

The previous prime is 140303291. The next prime is 140303327. The reversal of 140303304 is 403303041.

140303304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140303304² = 39370034226632832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2044 + ... + 16875.

It is an arithmetic number, because the mean of its divisors is an integer number (7993700).

Almost surely, 2^140303304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140303304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191848800).

140303304 is an abundant number, since it is smaller than the sum of its proper divisors (243394296).

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

140303304 is a wasteful number, since it uses less digits than its factorization.

140303304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19034 (or 19027 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 140303304 is about 11844.9695651783. The cubic root of 140303304 is about 519.6241169178.

Adding to 140303304 its reverse (403303041), we get a palindrome (543606345).

The spelling of 140303304 in words is "one hundred forty million, three hundred three thousand, three hundred four".