478344902 has 8 divisors (see below), whose sum is σ = 820019856. Its totient is φ = 205004952.

The previous prime is 478344901. The next prime is 478344907. The reversal of 478344902 is 209443874.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 478344902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478344901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17083733 + ... + 17083760.

It is an arithmetic number, because the mean of its divisors is an integer number (102502482).

Almost surely, 2^478344902 is an apocalyptic number.

478344902 is a deficient number, since it is larger than the sum of its proper divisors (341674954).

478344902 is a wasteful number, since it uses less digits than its factorization.

478344902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34167502.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 478344902 is about 21871.0974118813. The cubic root of 478344902 is about 782.0725627814.

The spelling of 478344902 in words is "four hundred seventy-eight million, three hundred forty-four thousand, nine hundred two".