481392009 has 48 divisors (see below), whose sum is σ = 861075072. Its totient is φ = 252854784.

The previous prime is 481391993. The next prime is 481392019. The reversal of 481392009 is 900293184.

It is not a de Polignac number, because 481392009 - 2⁴ = 481391993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481392019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40827 + ... + 51279.

It is an arithmetic number, because the mean of its divisors is an integer number (17939064).

Almost surely, 2^481392009 is an apocalyptic number.

It is an amenable number.

481392009 is a deficient number, since it is larger than the sum of its proper divisors (379683063).

481392009 is a wasteful number, since it uses less digits than its factorization.

481392009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10526 (or 10523 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 481392009 is about 21940.6474152428. The cubic root of 481392009 is about 783.7296770598.

The spelling of 481392009 in words is "four hundred eighty-one million, three hundred ninety-two thousand, nine".