142204210 has 16 divisors (see below), whose sum is σ = 256205592. Its totient is φ = 56828800.

The previous prime is 142204207. The next prime is 142204243. The reversal of 142204210 is 12402241.

It can be written as a sum of positive squares in 4 ways, for example, as 139074849 + 3129361 = 11793^2 + 1769^2 .

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, 5790 + ... + 17830.

Almost surely, 2^142204210 is an apocalyptic number.

142204210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142204210 is a deficient number, since it is larger than the sum of its proper divisors (114001382).

142204210 is a wasteful number, since it uses less digits than its factorization.

142204210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13229.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 142204210 is about 11924.9406707120. The cubic root of 142204210 is about 521.9603151424.

Adding to 142204210 its reverse (12402241), we get a palindrome (154606451).

The spelling of 142204210 in words is "one hundred forty-two million, two hundred four thousand, two hundred ten".