384526887 has 8 divisors (see below), whose sum is σ = 512858736. Its totient is φ = 256273152.

The previous prime is 384526871. The next prime is 384526907. The reversal of 384526887 is 788625483.

It is a happy number.

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

It is not a de Polignac number, because 384526887 - 2⁴ = 384526871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384526847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6868 + ... + 28569.

It is an arithmetic number, because the mean of its divisors is an integer number (64107342).

Almost surely, 2^384526887 is an apocalyptic number.

384526887 is a deficient number, since it is larger than the sum of its proper divisors (128331849).

384526887 is a wasteful number, since it uses less digits than its factorization.

384526887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39057.

The product of its digits is 2580480, while the sum is 51.

The square root of 384526887 is about 19609.3571286771. The cubic root of 384526887 is about 727.1805217370.

The spelling of 384526887 in words is "three hundred eighty-four million, five hundred twenty-six thousand, eight hundred eighty-seven".