140838850 has 12 divisors (see below), whose sum is σ = 261960354. Its totient is φ = 56335520.

The previous prime is 140838839. The next prime is 140838869. The reversal of 140838850 is 58838041.

It can be written as a sum of positive squares in 3 ways, for example, as 105329169 + 35509681 = 10263^2 + 5959^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1408339 + ... + 1408438.

Almost surely, 2^140838850 is an apocalyptic number.

140838850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140838850 is a deficient number, since it is larger than the sum of its proper divisors (121121504).

140838850 is a wasteful number, since it uses less digits than its factorization.

140838850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2816789 (or 2816784 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 140838850 is about 11867.5545079852. The cubic root of 140838850 is about 520.2844228041.

The spelling of 140838850 in words is "one hundred forty million, eight hundred thirty-eight thousand, eight hundred fifty".