140299852 has 48 divisors (see below), whose sum is σ = 307157760. Its totient is φ = 54475200.

The previous prime is 140299849. The next prime is 140299871. The reversal of 140299852 is 258992041.

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 15 ways as a sum of consecutive naturals, for example, 119227 + ... + 120397.

It is an arithmetic number, because the mean of its divisors is an integer number (6399120).

Almost surely, 2^140299852 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 140299852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153578880).

140299852 is an abundant number, since it is smaller than the sum of its proper divisors (166857908).

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

140299852 is a wasteful number, since it uses less digits than its factorization.

140299852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582 (or 1580 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 140299852 is about 11844.8238484158. The cubic root of 140299852 is about 519.6198553000.

It can be divided in two parts, 140 and 299852, that added together give a palindrome (299992).

The spelling of 140299852 in words is "one hundred forty million, two hundred ninety-nine thousand, eight hundred fifty-two".