140321260 has 12 divisors (see below), whose sum is σ = 294674688. Its totient is φ = 56128496.

The previous prime is 140321243. The next prime is 140321287. The reversal of 140321260 is 62123041.

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 3 ways as a sum of consecutive naturals, for example, 3508012 + ... + 3508051.

It is an arithmetic number, because the mean of its divisors is an integer number (24556224).

Almost surely, 2^140321260 is an apocalyptic number.

140321260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140321260 is an abundant number, since it is smaller than the sum of its proper divisors (154353428).

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

140321260 is a wasteful number, since it uses less digits than its factorization.

140321260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7016072 (or 7016070 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 140321260 is about 11845.7274998203. The cubic root of 140321260 is about 519.6462831162.

The spelling of 140321260 in words is "one hundred forty million, three hundred twenty-one thousand, two hundred sixty".