140650266 has 8 divisors (see below), whose sum is σ = 281300544. Its totient is φ = 46883420.

The previous prime is 140650249. The next prime is 140650271. The reversal of 140650266 is 662056041.

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

140650266 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11720850 + ... + 11720861.

It is an arithmetic number, because the mean of its divisors is an integer number (35162568).

Almost surely, 2^140650266 is an apocalyptic number.

140650266 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140650266 is a wasteful number, since it uses less digits than its factorization.

140650266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23441716.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 140650266 is about 11859.6064858831. The cubic root of 140650266 is about 520.0520978374.

The spelling of 140650266 in words is "one hundred forty million, six hundred fifty thousand, two hundred sixty-six".