481571998 has 4 divisors (see below), whose sum is σ = 722358000. Its totient is φ = 240785998.

The previous prime is 481571963. The next prime is 481572017. The reversal of 481571998 is 899175184.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120392998 + ... + 120393001.

It is an arithmetic number, because the mean of its divisors is an integer number (180589500).

Almost surely, 2^481571998 is an apocalyptic number.

481571998 is a deficient number, since it is larger than the sum of its proper divisors (240786002).

481571998 is a wasteful number, since it uses less digits than its factorization.

481571998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240786001.

The product of its digits is 725760, while the sum is 52.

The square root of 481571998 is about 21944.7487568211. The cubic root of 481571998 is about 783.8273418465.

The spelling of 481571998 in words is "four hundred eighty-one million, five hundred seventy-one thousand, nine hundred ninety-eight".