481217188 has 12 divisors (see below), whose sum is σ = 842954112. Its totient is φ = 240373160.

The previous prime is 481217183. The next prime is 481217267. The reversal of 481217188 is 881712184.

It is a self number, because there is not a number n which added to its sum of digits gives 481217188.

It is not an unprimeable number, because it can be changed into a prime (481217183) 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, 54220 + ... + 62467.

It is an arithmetic number, because the mean of its divisors is an integer number (70246176).

Almost surely, 2^481217188 is an apocalyptic number.

It is an amenable number.

481217188 is a deficient number, since it is larger than the sum of its proper divisors (361736924).

481217188 is a wasteful number, since it uses less digits than its factorization.

481217188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117722 (or 117720 counting only the distinct ones).

The product of its digits is 28672, while the sum is 40.

The square root of 481217188 is about 21936.6631008456. The cubic root of 481217188 is about 783.6347932005.

The spelling of 481217188 in words is "four hundred eighty-one million, two hundred seventeen thousand, one hundred eighty-eight".