140255582 has 8 divisors (see below), whose sum is σ = 211310856. Its totient is φ = 69818632.

The previous prime is 140255581. The next prime is 140255597. The reversal of 140255582 is 285552041.

140255582 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140255581) 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, 154013 + ... + 154920.

It is an arithmetic number, because the mean of its divisors is an integer number (26413857).

Almost surely, 2^140255582 is an apocalyptic number.

140255582 is a deficient number, since it is larger than the sum of its proper divisors (71055274).

140255582 is a wasteful number, since it uses less digits than its factorization.

140255582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309162.

The product of its (nonzero) digits is 16000, while the sum is 32.

The square root of 140255582 is about 11842.9549522068. The cubic root of 140255582 is about 519.5651962000.

The spelling of 140255582 in words is "one hundred forty million, two hundred fifty-five thousand, five hundred eighty-two".