485021405 has 8 divisors (see below), whose sum is σ = 634937184. Its totient is φ = 352742800.

The previous prime is 485021387. The next prime is 485021413. The reversal of 485021405 is 504120584.

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

It is not a de Polignac number, because 485021405 - 2¹⁰ = 485020381 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4409231 + ... + 4409340.

It is an arithmetic number, because the mean of its divisors is an integer number (79367148).

Almost surely, 2^485021405 is an apocalyptic number.

It is an amenable number.

485021405 is a deficient number, since it is larger than the sum of its proper divisors (149915779).

485021405 is a wasteful number, since it uses less digits than its factorization.

485021405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8818587.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 485021405 is about 22023.2015156743. The cubic root of 485021405 is about 785.6943590617.

Adding to 485021405 its reverse (504120584), we get a palindrome (989141989).

The spelling of 485021405 in words is "four hundred eighty-five million, twenty-one thousand, four hundred five".