140478798 has 8 divisors (see below), whose sum is σ = 280957608. Its totient is φ = 46826264.

The previous prime is 140478797. The next prime is 140478809. The reversal of 140478798 is 897874041.

140478798 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.

140478798 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140478797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11706561 + ... + 11706572.

It is an arithmetic number, because the mean of its divisors is an integer number (35119701).

Almost surely, 2^140478798 is an apocalyptic number.

140478798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140478798 is a wasteful number, since it uses less digits than its factorization.

140478798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23413138.

The product of its (nonzero) digits is 451584, while the sum is 48.

The square root of 140478798 is about 11852.3752049958. The cubic root of 140478798 is about 519.8406785084.

The spelling of 140478798 in words is "one hundred forty million, four hundred seventy-eight thousand, seven hundred ninety-eight".