485463889 has 4 divisors (see below), whose sum is σ = 511014640. Its totient is φ = 459913140.

The previous prime is 485463827. The next prime is 485463949. The reversal of 485463889 is 988364584.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 485463889 - 2¹⁹ = 484939601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485463989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12775347 + ... + 12775384.

It is an arithmetic number, because the mean of its divisors is an integer number (127753660).

Almost surely, 2^485463889 is an apocalyptic number.

It is an amenable number.

485463889 is a deficient number, since it is larger than the sum of its proper divisors (25550751).

485463889 is a wasteful number, since it uses less digits than its factorization.

485463889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25550750.

The product of its digits is 6635520, while the sum is 55.

The square root of 485463889 is about 22033.2450855520. The cubic root of 485463889 is about 785.9332155400.

The spelling of 485463889 in words is "four hundred eighty-five million, four hundred sixty-three thousand, eight hundred eighty-nine".