140625286 has 16 divisors (see below), whose sum is σ = 212616144. Its totient is φ = 69755904.

The previous prime is 140625283. The next prime is 140625301. The reversal of 140625286 is 682526041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140625281) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 243430 + ... + 244006.

It is an arithmetic number, because the mean of its divisors is an integer number (13288509).

Almost surely, 2^140625286 is an apocalyptic number.

140625286 is a deficient number, since it is larger than the sum of its proper divisors (71990858).

140625286 is a wasteful number, since it uses less digits than its factorization.

140625286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 140625286 is about 11858.5532844441. The cubic root of 140625286 is about 520.0213082984.

The spelling of 140625286 in words is "one hundred forty million, six hundred twenty-five thousand, two hundred eighty-six".