478234246 has 16 divisors (see below), whose sum is σ = 825055776. Its totient is φ = 203651136.

The previous prime is 478234223. The next prime is 478234247. The reversal of 478234246 is 642432874.

It is a junction number, because it is equal to n+sod(n) for n = 478234199 and 478234208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478234247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106591 + ... + 110986.

It is an arithmetic number, because the mean of its divisors is an integer number (51565986).

Almost surely, 2^478234246 is an apocalyptic number.

478234246 is a deficient number, since it is larger than the sum of its proper divisors (346821530).

478234246 is a wasteful number, since it uses less digits than its factorization.

478234246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217743.

The product of its digits is 258048, while the sum is 40.

The square root of 478234246 is about 21868.5675342488. The cubic root of 478234246 is about 782.0122522571.

The spelling of 478234246 in words is "four hundred seventy-eight million, two hundred thirty-four thousand, two hundred forty-six".