142568835 has 16 divisors (see below), whose sum is σ = 238028544. Its totient is φ = 72730592.

The previous prime is 142568827. The next prime is 142568863. The reversal of 142568835 is 538865241.

It is a cyclic number.

It is not a de Polignac number, because 142568835 - 2³ = 142568827 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206277 + ... + 206966.

It is an arithmetic number, because the mean of its divisors is an integer number (14876784).

Almost surely, 2^142568835 is an apocalyptic number.

142568835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142568835 is a deficient number, since it is larger than the sum of its proper divisors (95459709).

142568835 is a wasteful number, since it uses less digits than its factorization.

142568835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413274.

The product of its digits is 230400, while the sum is 42.

The square root of 142568835 is about 11940.2192190931. The cubic root of 142568835 is about 522.4060528724.

The spelling of 142568835 in words is "one hundred forty-two million, five hundred sixty-eight thousand, eight hundred thirty-five".