479727897 has 8 divisors (see below), whose sum is σ = 697786080. Its totient is φ = 290744160.

The previous prime is 479727887. The next prime is 479727931. The reversal of 479727897 is 798727974.

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

It is not a de Polignac number, because 479727897 - 2²⁰ = 478679321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 479727897.

It is not an unprimeable number, because it can be changed into a prime (479727817) 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, 7268572 + ... + 7268637.

It is an arithmetic number, because the mean of its divisors is an integer number (87223260).

Almost surely, 2^479727897 is an apocalyptic number.

It is an amenable number.

479727897 is a deficient number, since it is larger than the sum of its proper divisors (218058183).

479727897 is a wasteful number, since it uses less digits than its factorization.

479727897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14537223.

The product of its digits is 12446784, while the sum is 60.

The square root of 479727897 is about 21902.6915469309. The cubic root of 479727897 is about 782.8255492639.

The spelling of 479727897 in words is "four hundred seventy-nine million, seven hundred twenty-seven thousand, eight hundred ninety-seven".