395980704 has 192 divisors, whose sum is σ = 1330318080. Its totient is φ = 112250880.

The previous prime is 395980693. The next prime is 395980709. The reversal of 395980704 is 407089593.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 395980704.

It is not an unprimeable number, because it can be changed into a prime (395980709) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1409044 + ... + 1409324.

It is an arithmetic number, because the mean of its divisors is an integer number (6928740).

Almost surely, 2^395980704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 395980704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (665159040).

395980704 is an abundant number, since it is smaller than the sum of its proper divisors (934337376).

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

395980704 is a wasteful number, since it uses less digits than its factorization.

395980704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540 (or 526 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 395980704 is about 19899.2639059841. The cubic root of 395980704 is about 734.3301185162.

Subtracting 395980704 from its reverse (407089593), we obtain a square (11108889 = 3333²).

The spelling of 395980704 in words is "three hundred ninety-five million, nine hundred eighty thousand, seven hundred four".