385858427 has 8 divisors (see below), whose sum is σ = 405123600. Its totient is φ = 366990624.

The previous prime is 385858411. The next prime is 385858433. The reversal of 385858427 is 724858583.

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 385858427 - 2⁴ = 385858411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385858927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97352 + ... + 101237.

It is an arithmetic number, because the mean of its divisors is an integer number (50640450).

Almost surely, 2^385858427 is an apocalyptic number.

385858427 is a deficient number, since it is larger than the sum of its proper divisors (19265173).

385858427 is a wasteful number, since it uses less digits than its factorization.

385858427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198685.

The product of its digits is 2150400, while the sum is 50.

The square root of 385858427 is about 19643.2794359801. The cubic root of 385858427 is about 728.0189151739.

The spelling of 385858427 in words is "three hundred eighty-five million, eight hundred fifty-eight thousand, four hundred twenty-seven".