142635328 has 84 divisors (see below), whose sum is σ = 323624448. Its totient is φ = 61853440.

The previous prime is 142635313. The next prime is 142635347. The reversal of 142635328 is 823536241.

It is a junction number, because it is equal to n+sod(n) for n = 142635293 and 142635302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 372225 + ... + 372607.

It is an arithmetic number, because the mean of its divisors is an integer number (3852672).

Almost surely, 2^142635328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142635328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161812224).

142635328 is an abundant number, since it is smaller than the sum of its proper divisors (180989120).

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

142635328 is a wasteful number, since it uses less digits than its factorization.

142635328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452 (or 419 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 142635328 is about 11943.0033073762. The cubic root of 142635328 is about 522.4872556280.

It can be divided in two parts, 14263 and 5328, that added together give a palindrome (19591).

The spelling of 142635328 in words is "one hundred forty-two million, six hundred thirty-five thousand, three hundred twenty-eight".