140340460 has 48 divisors (see below), whose sum is σ = 334101600. Its totient is φ = 49089024.

The previous prime is 140340437. The next prime is 140340481. The reversal of 140340460 is 64043041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9265 + ... + 19144.

It is an arithmetic number, because the mean of its divisors is an integer number (6960450).

Almost surely, 2^140340460 is an apocalyptic number.

140340460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140340460 is an abundant number, since it is smaller than the sum of its proper divisors (193761140).

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

140340460 is a wasteful number, since it uses less digits than its factorization.

140340460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28450 (or 28448 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 140340460 is about 11846.5378908777. The cubic root of 140340460 is about 519.6699829072.

The spelling of 140340460 in words is "one hundred forty million, three hundred forty thousand, four hundred sixty".