140775806 has 16 divisors (see below), whose sum is σ = 212984640. Its totient is φ = 69783840.

The previous prime is 140775751. The next prime is 140775821. The reversal of 140775806 is 608577041.

It is a self number, because there is not a number n which added to its sum of digits gives 140775806.

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, 169400 + ... + 170228.

It is an arithmetic number, because the mean of its divisors is an integer number (13311540).

Almost surely, 2^140775806 is an apocalyptic number.

140775806 is a deficient number, since it is larger than the sum of its proper divisors (72208834).

140775806 is a wasteful number, since it uses less digits than its factorization.

140775806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 140775806 is about 11864.8980610876. The cubic root of 140775806 is about 520.2067792027.

The spelling of 140775806 in words is "one hundred forty million, seven hundred seventy-five thousand, eight hundred six".