478365212 has 12 divisors (see below), whose sum is σ = 901534536. Its totient is φ = 220783920.

The previous prime is 478365197. The next prime is 478365257. The reversal of 478365212 is 212563874.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4599614 + ... + 4599717.

It is an arithmetic number, because the mean of its divisors is an integer number (75127878).

Almost surely, 2^478365212 is an apocalyptic number.

It is an amenable number.

478365212 is a deficient number, since it is larger than the sum of its proper divisors (423169324).

478365212 is a wasteful number, since it uses less digits than its factorization.

478365212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9199348 (or 9199346 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 478365212 is about 21871.5617183593. The cubic root of 478365212 is about 782.0836312726.

The spelling of 478365212 in words is "four hundred seventy-eight million, three hundred sixty-five thousand, two hundred twelve".