142264172 has 24 divisors (see below), whose sum is σ = 262449600. Its totient is φ = 67289616.

The previous prime is 142264121. The next prime is 142264207. The reversal of 142264172 is 271462241.

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, 96779 + ... + 98237.

It is an arithmetic number, because the mean of its divisors is an integer number (10935400).

Almost surely, 2^142264172 is an apocalyptic number.

It is an amenable number.

142264172 is a deficient number, since it is larger than the sum of its proper divisors (120185428).

142264172 is a wasteful number, since it uses less digits than its factorization.

142264172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2765 (or 2763 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 142264172 is about 11927.4545482261. The cubic root of 142264172 is about 522.0336683069.

The spelling of 142264172 in words is "one hundred forty-two million, two hundred sixty-four thousand, one hundred seventy-two".