394799097 has 16 divisors (see below), whose sum is σ = 656289792. Its totient is φ = 205090320.

The previous prime is 394799089. The next prime is 394799113. The reversal of 394799097 is 790997493.

It is not a de Polignac number, because 394799097 - 2³ = 394799089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (394799057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 854313 + ... + 854774.

It is an arithmetic number, because the mean of its divisors is an integer number (41018112).

Almost surely, 2^394799097 is an apocalyptic number.

It is an amenable number.

394799097 is a deficient number, since it is larger than the sum of its proper divisors (261490695).

394799097 is a wasteful number, since it uses less digits than its factorization.

394799097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709108.

The product of its (nonzero) digits is 3857868, while the sum is 57.

The square root of 394799097 is about 19869.5520080348. The cubic root of 394799097 is about 733.5989767412.

The spelling of 394799097 in words is "three hundred ninety-four million, seven hundred ninety-nine thousand, ninety-seven".