140467378 has 4 divisors (see below), whose sum is σ = 210701070. Its totient is φ = 70233688.

The previous prime is 140467363. The next prime is 140467391. The reversal of 140467378 is 873764041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 133795489 + 6671889 = 11567^2 + 2583^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 140467378.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35116843 + ... + 35116846.

Almost surely, 2^140467378 is an apocalyptic number.

140467378 is a deficient number, since it is larger than the sum of its proper divisors (70233692).

140467378 is an equidigital number, since it uses as much as digits as its factorization.

140467378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70233691.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 140467378 is about 11851.8934352280. The cubic root of 140467378 is about 519.8265915869.

The spelling of 140467378 in words is "one hundred forty million, four hundred sixty-seven thousand, three hundred seventy-eight".