384985742 has 8 divisors (see below), whose sum is σ = 589765536. Its totient is φ = 188397232.

The previous prime is 384985729. The next prime is 384985781. The reversal of 384985742 is 247589483.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2047703 + ... + 2047890.

It is an arithmetic number, because the mean of its divisors is an integer number (73720692).

Almost surely, 2^384985742 is an apocalyptic number.

384985742 is a deficient number, since it is larger than the sum of its proper divisors (204779794).

384985742 is a wasteful number, since it uses less digits than its factorization.

384985742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4095642.

The product of its digits is 1935360, while the sum is 50.

The square root of 384985742 is about 19621.0535395019. The cubic root of 384985742 is about 727.4696543437.

The spelling of 384985742 in words is "three hundred eighty-four million, nine hundred eighty-five thousand, seven hundred forty-two".