396896673 has 4 divisors (see below), whose sum is σ = 529195568. Its totient is φ = 264597780.

The previous prime is 396896653. The next prime is 396896699. The reversal of 396896673 is 376698693.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 396896673 - 2⁵ = 396896641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (396896653) 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, 66149443 + ... + 66149448.

It is an arithmetic number, because the mean of its divisors is an integer number (132298892).

Almost surely, 2^396896673 is an apocalyptic number.

It is an amenable number.

396896673 is a deficient number, since it is larger than the sum of its proper divisors (132298895).

396896673 is a wasteful number, since it uses less digits than its factorization.

396896673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132298894.

The product of its digits is 8817984, while the sum is 57.

The square root of 396896673 is about 19922.2657596971. The cubic root of 396896673 is about 734.8958915897.

The spelling of 396896673 in words is "three hundred ninety-six million, eight hundred ninety-six thousand, six hundred seventy-three".