142056002 has 8 divisors (see below), whose sum is σ = 232455312. Its totient is φ = 64570900.

The previous prime is 142056001. The next prime is 142056023. The reversal of 142056002 is 200650241.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (142056001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3228524 + ... + 3228567.

It is an arithmetic number, because the mean of its divisors is an integer number (29056914).

Almost surely, 2^142056002 is an apocalyptic number.

142056002 is a deficient number, since it is larger than the sum of its proper divisors (90399310).

142056002 is a wasteful number, since it uses less digits than its factorization.

142056002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6457104.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 142056002 is about 11918.7248479021. The cubic root of 142056002 is about 521.7789197044.

The spelling of 142056002 in words is "one hundred forty-two million, fifty-six thousand, two".