384655670 has 16 divisors (see below), whose sum is σ = 791291808. Its totient is φ = 131881920.

The previous prime is 384655631. The next prime is 384655679. The reversal of 384655670 is 76556483.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384655679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2747471 + ... + 2747610.

It is an arithmetic number, because the mean of its divisors is an integer number (49455738).

Almost surely, 2^384655670 is an apocalyptic number.

384655670 is an abundant number, since it is smaller than the sum of its proper divisors (406636138).

384655670 is a wasteful number, since it uses less digits than its factorization.

384655670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495095.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 384655670 is about 19612.6405667365. The cubic root of 384655670 is about 727.2616933790.

The spelling of 384655670 in words is "three hundred eighty-four million, six hundred fifty-five thousand, six hundred seventy".