140930858 has 8 divisors (see below), whose sum is σ = 216552420. Its totient is φ = 68746720.

The previous prime is 140930857. The next prime is 140930861. The reversal of 140930858 is 858039041.

140930858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 137194369 + 3736489 = 11713^2 + 1933^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (140930857) 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, 859253 + ... + 859416.

Almost surely, 2^140930858 is an apocalyptic number.

140930858 is a deficient number, since it is larger than the sum of its proper divisors (75621562).

140930858 is a wasteful number, since it uses less digits than its factorization.

140930858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718712.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 140930858 is about 11871.4303266287. The cubic root of 140930858 is about 520.3976962573.

Adding to 140930858 its reverse (858039041), we get a palindrome (998969899).

The spelling of 140930858 in words is "one hundred forty million, nine hundred thirty thousand, eight hundred fifty-eight".