142100628 has 24 divisors (see below), whose sum is σ = 332291232. Its totient is φ = 47263584.

The previous prime is 142100611. The next prime is 142100633. The reversal of 142100628 is 826001241.

It is a junction number, because it is equal to n+sod(n) for n = 142100598 and 142100607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7075 + ... + 18282.

It is an arithmetic number, because the mean of its divisors is an integer number (13845468).

Almost surely, 2^142100628 is an apocalyptic number.

It is an amenable number.

142100628 is an abundant number, since it is smaller than the sum of its proper divisors (190190604).

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

142100628 is a wasteful number, since it uses less digits than its factorization.

142100628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25831 (or 25829 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 142100628 is about 11920.5967971407. The cubic root of 142100628 is about 521.8335518399.

Adding to 142100628 its reverse (826001241), we get a palindrome (968101869).

The spelling of 142100628 in words is "one hundred forty-two million, one hundred thousand, six hundred twenty-eight".