143854642 has 8 divisors (see below), whose sum is σ = 216144000. Its totient is φ = 71806644.

The previous prime is 143854619. The next prime is 143854679. The reversal of 143854642 is 246458341.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58842 + ... + 61237.

It is an arithmetic number, because the mean of its divisors is an integer number (27018000).

Almost surely, 2^143854642 is an apocalyptic number.

143854642 is a deficient number, since it is larger than the sum of its proper divisors (72289358).

143854642 is a wasteful number, since it uses less digits than its factorization.

143854642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120680.

The product of its digits is 92160, while the sum is 37.

The square root of 143854642 is about 11993.9418874697. The cubic root of 143854642 is about 523.9718557034.

The spelling of 143854642 in words is "one hundred forty-three million, eight hundred fifty-four thousand, six hundred forty-two".