395919998 has 16 divisors (see below), whose sum is σ = 604993536. Its totient is φ = 194281080.

The previous prime is 395919973. The next prime is 395920001. The reversal of 395919998 is 899919593.

It is a self number, because there is not a number n which added to its sum of digits gives 395919998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25415 + ... + 37917.

It is an arithmetic number, because the mean of its divisors is an integer number (37812096).

Almost surely, 2^395919998 is an apocalyptic number.

395919998 is a deficient number, since it is larger than the sum of its proper divisors (209073538).

395919998 is a wasteful number, since it uses less digits than its factorization.

395919998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12799.

The product of its digits is 7085880, while the sum is 62.

The square root of 395919998 is about 19897.7385147157. The cubic root of 395919998 is about 734.2925909953.

The spelling of 395919998 in words is "three hundred ninety-five million, nine hundred nineteen thousand, nine hundred ninety-eight".