142622255 has 8 divisors (see below), whose sum is σ = 173313600. Its totient is φ = 112653216.

The previous prime is 142622239. The next prime is 142622269. The reversal of 142622255 is 552226241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142622255 - 2⁴ = 142622239 is a prime.

It is a super-2 number, since 2×142622255² = 40682215242570050, which contains 22 as substring.

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, 180140 + ... + 180929.

It is an arithmetic number, because the mean of its divisors is an integer number (21664200).

Almost surely, 2^142622255 is an apocalyptic number.

142622255 is a deficient number, since it is larger than the sum of its proper divisors (30691345).

142622255 is an equidigital number, since it uses as much as digits as its factorization.

142622255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361153.

The product of its digits is 9600, while the sum is 29.

The square root of 142622255 is about 11942.4559869400. The cubic root of 142622255 is about 522.4712925781.

Adding to 142622255 its reverse (552226241), we get a palindrome (694848496).

The spelling of 142622255 in words is "one hundred forty-two million, six hundred twenty-two thousand, two hundred fifty-five".