142985366 has 8 divisors (see below), whose sum is σ = 214553640. Its totient is φ = 71467488.

The previous prime is 142985357. The next prime is 142985377. The reversal of 142985366 is 663589241.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4451 + ... + 17486.

It is an arithmetic number, because the mean of its divisors is an integer number (26819205).

Almost surely, 2^142985366 is an apocalyptic number.

142985366 is a deficient number, since it is larger than the sum of its proper divisors (71568274).

142985366 is a wasteful number, since it uses less digits than its factorization.

142985366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25198.

The product of its digits is 311040, while the sum is 44.

The square root of 142985366 is about 11957.6488491676. The cubic root of 142985366 is about 522.9143143640.

The spelling of 142985366 in words is "one hundred forty-two million, nine hundred eighty-five thousand, three hundred sixty-six".