140668335 has 24 divisors (see below), whose sum is σ = 249775344. Its totient is φ = 73192320.

The previous prime is 140668303. The next prime is 140668447. The reversal of 140668335 is 533866041.

It is not a de Polignac number, because 140668335 - 2⁵ = 140668303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140668335.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36277 + ... + 39966.

It is an arithmetic number, because the mean of its divisors is an integer number (10407306).

Almost surely, 2^140668335 is an apocalyptic number.

140668335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140668335 is a deficient number, since it is larger than the sum of its proper divisors (109107009).

140668335 is a wasteful number, since it uses less digits than its factorization.

140668335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76295 (or 76292 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 140668335 is about 11860.3682489204. The cubic root of 140668335 is about 520.0743668295.

The spelling of 140668335 in words is "one hundred forty million, six hundred sixty-eight thousand, three hundred thirty-five".