384657748 has 12 divisors (see below), whose sum is σ = 675187072. Its totient is φ = 191747160.

The previous prime is 384657739. The next prime is 384657781. The reversal of 384657748 is 847756483.

It is a junction number, because it is equal to n+sod(n) for n = 384657695 and 384657704.

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, 143940 + ... + 146587.

Almost surely, 2^384657748 is an apocalyptic number.

It is an amenable number.

384657748 is a deficient number, since it is larger than the sum of its proper divisors (290529324).

384657748 is a wasteful number, since it uses less digits than its factorization.

384657748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290862 (or 290860 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 52.

The square root of 384657748 is about 19612.6935427034. The cubic root of 384657748 is about 727.2630029893.

The spelling of 384657748 in words is "three hundred eighty-four million, six hundred fifty-seven thousand, seven hundred forty-eight".