385421064 has 48 divisors (see below), whose sum is σ = 1120870800. Its totient is φ = 110119968.

The previous prime is 385421063. The next prime is 385421081. The reversal of 385421064 is 460124583.

It is not an unprimeable number, because it can be changed into a prime (385421063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162694 + ... + 165045.

It is an arithmetic number, because the mean of its divisors is an integer number (23351475).

Almost surely, 2^385421064 is an apocalyptic number.

It is an amenable number.

385421064 is an abundant number, since it is smaller than the sum of its proper divisors (735449736).

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

385421064 is a wasteful number, since it uses less digits than its factorization.

385421064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327762 (or 327751 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 385421064 is about 19632.1436425063. The cubic root of 385421064 is about 727.7437461019.

The spelling of 385421064 in words is "three hundred eighty-five million, four hundred twenty-one thousand, sixty-four".