140473678 has 8 divisors (see below), whose sum is σ = 212226840. Its totient is φ = 69731400.

The previous prime is 140473661. The next prime is 140473687. The reversal of 140473678 is 876374041.

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

It is a self number, because there is not a number n which added to its sum of digits gives 140473678.

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, 252373 + ... + 252928.

It is an arithmetic number, because the mean of its divisors is an integer number (26528355).

Almost surely, 2^140473678 is an apocalyptic number.

140473678 is a deficient number, since it is larger than the sum of its proper divisors (71753162).

140473678 is a wasteful number, since it uses less digits than its factorization.

140473678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505442.

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

The square root of 140473678 is about 11852.1592125654. The cubic root of 140473678 is about 519.8343629252.

The spelling of 140473678 in words is "one hundred forty million, four hundred seventy-three thousand, six hundred seventy-eight".