395489364 has 12 divisors (see below), whose sum is σ = 922808544. Its totient is φ = 131829784.

The previous prime is 395489363. The next prime is 395489401. The reversal of 395489364 is 463984593.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395489363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16478712 + ... + 16478735.

It is an arithmetic number, because the mean of its divisors is an integer number (76900712).

Almost surely, 2^395489364 is an apocalyptic number.

It is an amenable number.

395489364 is an abundant number, since it is smaller than the sum of its proper divisors (527319180).

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

395489364 is a wasteful number, since it uses less digits than its factorization.

395489364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32957454 (or 32957452 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 51.

The square root of 395489364 is about 19886.9143911266. The cubic root of 395489364 is about 734.0262694556.

The spelling of 395489364 in words is "three hundred ninety-five million, four hundred eighty-nine thousand, three hundred sixty-four".