140366682 has 20 divisors (see below), whose sum is σ = 314525706. Its totient is φ = 46788840.

The previous prime is 140366659. The next prime is 140366693. The reversal of 140366682 is 286663041.

It can be written as a sum of positive squares in only one way, i.e., 116834481 + 23532201 = 10809^2 + 4851^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 433069 + ... + 433392.

Almost surely, 2^140366682 is an apocalyptic number.

140366682 is an abundant number, since it is smaller than the sum of its proper divisors (174159024).

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

140366682 is an equidigital number, since it uses as much as digits as its factorization.

140366682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866475 (or 866466 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 140366682 is about 11847.6445760328. The cubic root of 140366682 is about 519.7023469114.

The spelling of 140366682 in words is "one hundred forty million, three hundred sixty-six thousand, six hundred eighty-two".