142358228 has 6 divisors (see below), whose sum is σ = 249126906. Its totient is φ = 71179112.

The previous prime is 142358189. The next prime is 142358233. The reversal of 142358228 is 822853241.

142358228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 139759684 + 2598544 = 11822^2 + 1612^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17794775 + ... + 17794782.

It is an arithmetic number, because the mean of its divisors is an integer number (41521151).

Almost surely, 2^142358228 is an apocalyptic number.

It is an amenable number.

142358228 is a deficient number, since it is larger than the sum of its proper divisors (106768678).

142358228 is a wasteful number, since it uses less digits than its factorization.

142358228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35589561 (or 35589559 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 142358228 is about 11931.3967329898. The cubic root of 142358228 is about 522.1486880885.

The spelling of 142358228 in words is "one hundred forty-two million, three hundred fifty-eight thousand, two hundred twenty-eight".