140142204 has 48 divisors (see below), whose sum is σ = 363972000. Its totient is φ = 46631808.

The previous prime is 140142173. The next prime is 140142251. The reversal of 140142204 is 402241041.

140142204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112674 + ... + 113910.

It is an arithmetic number, because the mean of its divisors is an integer number (7582750).

Almost surely, 2^140142204 is an apocalyptic number.

It is an amenable number.

140142204 is an abundant number, since it is smaller than the sum of its proper divisors (223829796).

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

140142204 is a wasteful number, since it uses less digits than its factorization.

140142204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299 (or 2291 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 140142204 is about 11838.1672568012. The cubic root of 140142204 is about 519.4251586533.

Adding to 140142204 its reverse (402241041), we get a palindrome (542383245).

The spelling of 140142204 in words is "one hundred forty million, one hundred forty-two thousand, two hundred four".