479648542 has 4 divisors (see below), whose sum is σ = 719472816. Its totient is φ = 239824270.

The previous prime is 479648539. The next prime is 479648573. The reversal of 479648542 is 245846974.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119912134 + ... + 119912137.

It is an arithmetic number, because the mean of its divisors is an integer number (179868204).

Almost surely, 2^479648542 is an apocalyptic number.

479648542 is a deficient number, since it is larger than the sum of its proper divisors (239824274).

479648542 is a wasteful number, since it uses less digits than its factorization.

479648542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239824273.

The product of its digits is 1935360, while the sum is 49.

The square root of 479648542 is about 21900.8799366601. The cubic root of 479648542 is about 782.7823827471.

The spelling of 479648542 in words is "four hundred seventy-nine million, six hundred forty-eight thousand, five hundred forty-two".