479648426 has 24 divisors (see below), whose sum is σ = 761215140. Its totient is φ = 226639296.

The previous prime is 479648423. The next prime is 479648447. The reversal of 479648426 is 624846974.

It can be written as a sum of positive squares in 2 ways, for example, as 376321201 + 103327225 = 19399^2 + 10165^2 .

It is a super-2 number, since 2×479648426² = 460125225128554952, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (479648423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 511430 + ... + 512366.

Almost surely, 2^479648426 is an apocalyptic number.

479648426 is a deficient number, since it is larger than the sum of its proper divisors (281566714).

479648426 is a wasteful number, since it uses less digits than its factorization.

479648426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686 (or 1667 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 50.

The square root of 479648426 is about 21900.8772883645. The cubic root of 479648426 is about 782.7823196434.

The spelling of 479648426 in words is "four hundred seventy-nine million, six hundred forty-eight thousand, four hundred twenty-six".