146140056 has 24 divisors (see below), whose sum is σ = 395796180. Its totient is φ = 48713328.

The previous prime is 146140051. The next prime is 146140073. The reversal of 146140056 is 650041641.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146140051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1014790 + ... + 1014933.

Almost surely, 2^146140056 is an apocalyptic number.

It is an amenable number.

146140056 is an abundant number, since it is smaller than the sum of its proper divisors (249656124).

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

146140056 is a wasteful number, since it uses less digits than its factorization.

146140056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029735 (or 2029728 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 146140056 is about 12088.8401428756. The cubic root of 146140056 is about 526.7320643745.

Adding to 146140056 its reverse (650041641), we get a palindrome (796181697).

The spelling of 146140056 in words is "one hundred forty-six million, one hundred forty thousand, fifty-six".