485771438 has 8 divisors (see below), whose sum is σ = 729149688. Its totient is φ = 242721544.

The previous prime is 485771411. The next prime is 485771467. The reversal of 485771438 is 834177584.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 485771392 and 485771401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78356 + ... + 84327.

It is an arithmetic number, because the mean of its divisors is an integer number (91143711).

Almost surely, 2^485771438 is an apocalyptic number.

485771438 is a deficient number, since it is larger than the sum of its proper divisors (243378250).

485771438 is a wasteful number, since it uses less digits than its factorization.

485771438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164178.

The product of its digits is 752640, while the sum is 47.

The square root of 485771438 is about 22040.2231839880. The cubic root of 485771438 is about 786.0991475176.

The spelling of 485771438 in words is "four hundred eighty-five million, seven hundred seventy-one thousand, four hundred thirty-eight".