485198109 has 24 divisors (see below), whose sum is σ = 766876032. Its totient is φ = 293166720.

The previous prime is 485198089. The next prime is 485198137. The reversal of 485198109 is 901891584.

It is not a de Polignac number, because 485198109 - 2⁹ = 485197597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485198009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26092 + ... + 40634.

It is an arithmetic number, because the mean of its divisors is an integer number (31953168).

Almost surely, 2^485198109 is an apocalyptic number.

It is an amenable number.

485198109 is a deficient number, since it is larger than the sum of its proper divisors (281677923).

485198109 is a wasteful number, since it uses less digits than its factorization.

485198109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14897 (or 14894 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The square root of 485198109 is about 22027.2129194776. The cubic root of 485198109 is about 785.7897627407.

The spelling of 485198109 in words is "four hundred eighty-five million, one hundred ninety-eight thousand, one hundred nine".