395989514 has 16 divisors (see below), whose sum is σ = 601987680. Its totient is φ = 195333840.

The previous prime is 395989513. The next prime is 395989541. The reversal of 395989514 is 415989593.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (395989511) 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 7 ways as a sum of consecutive naturals, for example, 167984 + ... + 170324.

It is an arithmetic number, because the mean of its divisors is an integer number (37624230).

Almost surely, 2^395989514 is an apocalyptic number.

395989514 is a deficient number, since it is larger than the sum of its proper divisors (205998166).

395989514 is a wasteful number, since it uses less digits than its factorization.

395989514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445.

The product of its digits is 1749600, while the sum is 53.

The square root of 395989514 is about 19899.4852697249. The cubic root of 395989514 is about 734.3355644048.

The spelling of 395989514 in words is "three hundred ninety-five million, nine hundred eighty-nine thousand, five hundred fourteen".