140828678 has 16 divisors (see below), whose sum is σ = 220707936. Its totient is φ = 67267200.

The previous prime is 140828659. The next prime is 140828683. The reversal of 140828678 is 876828041.

It is a zygodrome in base 7.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48878 + ... + 51678.

It is an arithmetic number, because the mean of its divisors is an integer number (13794246).

Almost surely, 2^140828678 is an apocalyptic number.

140828678 is a deficient number, since it is larger than the sum of its proper divisors (79879258).

140828678 is a wasteful number, since it uses less digits than its factorization.

140828678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3919.

The product of its (nonzero) digits is 172032, while the sum is 44.

The square root of 140828678 is about 11867.1259368054. The cubic root of 140828678 is about 520.2718967609.

The spelling of 140828678 in words is "one hundred forty million, eight hundred twenty-eight thousand, six hundred seventy-eight".