481403815 has 8 divisors (see below), whose sum is σ = 577804320. Its totient is φ = 385043232.

The previous prime is 481403803. The next prime is 481403831. The reversal of 481403815 is 518304184.

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

It is a cyclic number.

It is not a de Polignac number, because 481403815 - 2⁷ = 481403687 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34941 + ... + 46729.

It is an arithmetic number, because the mean of its divisors is an integer number (72225540).

Almost surely, 2^481403815 is an apocalyptic number.

481403815 is a deficient number, since it is larger than the sum of its proper divisors (96400505).

481403815 is a wasteful number, since it uses less digits than its factorization.

481403815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19961.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 481403815 is about 21940.9164576141. The cubic root of 481403815 is about 783.7360839221.

Adding to 481403815 its reverse (518304184), we get a palindrome (999707999).

The spelling of 481403815 in words is "four hundred eighty-one million, four hundred three thousand, eight hundred fifteen".