140234208 has 24 divisors (see below), whose sum is σ = 368115048. Its totient is φ = 46744704.

The previous prime is 140234203. The next prime is 140234221. The reversal of 140234208 is 802432041.

140234208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140234201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730291 + ... + 730482.

It is an arithmetic number, because the mean of its divisors is an integer number (15338127).

Almost surely, 2^140234208 is an apocalyptic number.

It is an amenable number.

140234208 is an abundant number, since it is smaller than the sum of its proper divisors (227880840).

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

140234208 is a wasteful number, since it uses less digits than its factorization.

140234208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1460786 (or 1460778 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 140234208 is about 11842.0525247948. The cubic root of 140234208 is about 519.5388021211.

Adding to 140234208 its reverse (802432041), we get a palindrome (942666249).

The spelling of 140234208 in words is "one hundred forty million, two hundred thirty-four thousand, two hundred eight".