479771405 has 8 divisors (see below), whose sum is σ = 585164184. Its totient is φ = 377524800.

The previous prime is 479771401. The next prime is 479771471. The reversal of 479771405 is 504177974.

It can be written as a sum of positive squares in 4 ways, for example, as 11957764 + 467813641 = 3458^2 + 21629^2 .

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

It is not a de Polignac number, because 479771405 - 2² = 479771401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479771401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786206 + ... + 786815.

It is an arithmetic number, because the mean of its divisors is an integer number (73145523).

Almost surely, 2^479771405 is an apocalyptic number.

It is an amenable number.

479771405 is a deficient number, since it is larger than the sum of its proper divisors (105392779).

479771405 is a wasteful number, since it uses less digits than its factorization.

479771405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573087.

The product of its (nonzero) digits is 246960, while the sum is 44.

The square root of 479771405 is about 21903.6847356786. The cubic root of 479771405 is about 782.8492141683.

The spelling of 479771405 in words is "four hundred seventy-nine million, seven hundred seventy-one thousand, four hundred five".