140470478 has 8 divisors (see below), whose sum is σ = 211110168. Its totient is φ = 70100424.

The previous prime is 140470459. The next prime is 140470483. The reversal of 140470478 is 874074041.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66101 + ... + 68192.

It is an arithmetic number, because the mean of its divisors is an integer number (26388771).

Almost surely, 2^140470478 is an apocalyptic number.

140470478 is a deficient number, since it is larger than the sum of its proper divisors (70639690).

140470478 is a wasteful number, since it uses less digits than its factorization.

140470478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134818.

The product of its (nonzero) digits is 25088, while the sum is 35.

The square root of 140470478 is about 11852.0242152976. The cubic root of 140470478 is about 519.8304156078.

The spelling of 140470478 in words is "one hundred forty million, four hundred seventy thousand, four hundred seventy-eight".