140856238 has 16 divisors (see below), whose sum is σ = 216775440. Its totient is φ = 68603200.

The previous prime is 140856217. The next prime is 140856241. The reversal of 140856238 is 832658041.

It is a happy number.

140856238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140856197 and 140856206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86193 + ... + 87811.

It is an arithmetic number, because the mean of its divisors is an integer number (13548465).

Almost surely, 2^140856238 is an apocalyptic number.

140856238 is a deficient number, since it is larger than the sum of its proper divisors (75919202).

140856238 is a wasteful number, since it uses less digits than its factorization.

140856238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2723.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 140856238 is about 11868.2870710141. The cubic root of 140856238 is about 520.3058334051.

The spelling of 140856238 in words is "one hundred forty million, eight hundred fifty-six thousand, two hundred thirty-eight".