142225584 has 40 divisors (see below), whose sum is σ = 368518080. Its totient is φ = 47266368.

The previous prime is 142225579. The next prime is 142225627. The reversal of 142225584 is 485522241.

142225584 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12387 + ... + 20925.

It is an arithmetic number, because the mean of its divisors is an integer number (9212952).

Almost surely, 2^142225584 is an apocalyptic number.

It is an amenable number.

142225584 is an abundant number, since it is smaller than the sum of its proper divisors (226292496).

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

142225584 is a wasteful number, since it uses less digits than its factorization.

142225584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8897 (or 8891 counting only the distinct ones).

The product of its digits is 25600, while the sum is 33.

The square root of 142225584 is about 11925.8368259842. The cubic root of 142225584 is about 521.9864649094.

The spelling of 142225584 in words is "one hundred forty-two million, two hundred twenty-five thousand, five hundred eighty-four".