479381945 has 16 divisors (see below), whose sum is σ = 670857600. Its totient is φ = 328717872.

The previous prime is 479381933. The next prime is 479381957. The reversal of 479381945 is 549183974.

It is an interprime number because it is at equal distance from previous prime (479381933) and next prime (479381957).

It is not a de Polignac number, because 479381945 - 2¹⁰ = 479380921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 479381893 and 479381902.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138047 + ... + 141476.

It is an arithmetic number, because the mean of its divisors is an integer number (41928600).

Almost surely, 2^479381945 is an apocalyptic number.

It is an amenable number.

479381945 is a deficient number, since it is larger than the sum of its proper divisors (191475655).

479381945 is an equidigital number, since it uses as much as digits as its factorization.

479381945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279549 (or 279535 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The square root of 479381945 is about 21894.7926457411. The cubic root of 479381945 is about 782.6373278492.

The spelling of 479381945 in words is "four hundred seventy-nine million, three hundred eighty-one thousand, nine hundred forty-five".