479395897 has 8 divisors (see below), whose sum is σ = 522028800. Its totient is φ = 438503184.

The previous prime is 479395883. The next prime is 479395907. The reversal of 479395897 is 798593974.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 479395897 - 2⁷ = 479395769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (479395097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434473 + ... + 435574.

It is an arithmetic number, because the mean of its divisors is an integer number (65253600).

Almost surely, 2^479395897 is an apocalyptic number.

It is an amenable number.

479395897 is a deficient number, since it is larger than the sum of its proper divisors (42632903).

479395897 is a wasteful number, since it uses less digits than its factorization.

479395897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870095.

The product of its digits is 17146080, while the sum is 61.

The square root of 479395897 is about 21895.1112579955. Note that the first 3 decimals coincide. The cubic root of 479395897 is about 782.6449204381.

The spelling of 479395897 in words is "four hundred seventy-nine million, three hundred ninety-five thousand, eight hundred ninety-seven".