140074665 has 8 divisors (see below), whose sum is σ = 224119488. Its totient is φ = 74706480.

The previous prime is 140074661. The next prime is 140074681. The reversal of 140074665 is 566470041.

140074665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 140074665 - 2² = 140074661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140074661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4669141 + ... + 4669170.

It is an arithmetic number, because the mean of its divisors is an integer number (28014936).

Almost surely, 2^140074665 is an apocalyptic number.

140074665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140074665 is a deficient number, since it is larger than the sum of its proper divisors (84044823).

140074665 is an equidigital number, since it uses as much as digits as its factorization.

140074665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9338319.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 140074665 is about 11835.3143177526. The cubic root of 140074665 is about 519.3417027256.

The spelling of 140074665 in words is "one hundred forty million, seventy-four thousand, six hundred sixty-five".