386842330 has 32 divisors (see below), whose sum is σ = 806701824. Its totient is φ = 130813056.

The previous prime is 386842301. The next prime is 386842331. The reversal of 386842330 is 33248683.

It is a self number, because there is not a number n which added to its sum of digits gives 386842330.

It is not an unprimeable number, because it can be changed into a prime (386842331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32742 + ... + 42961.

It is an arithmetic number, because the mean of its divisors is an integer number (25209432).

Almost surely, 2^386842330 is an apocalyptic number.

386842330 is an abundant number, since it is smaller than the sum of its proper divisors (419859494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

386842330 is a wasteful number, since it uses less digits than its factorization.

386842330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75790.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 386842330 is about 19668.3077563882. The cubic root of 386842330 is about 728.6371834064.

It can be divided in two parts, 38684 and 2330, that added together give a palindrome (41014).

The spelling of 386842330 in words is "three hundred eighty-six million, eight hundred forty-two thousand, three hundred thirty".