478442198 has 16 divisors (see below), whose sum is σ = 774438000. Its totient is φ = 220370976.

The previous prime is 478442191. The next prime is 478442201. The reversal of 478442198 is 891244874.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478442191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5465 + ... + 31412.

It is an arithmetic number, because the mean of its divisors is an integer number (48402375).

Almost surely, 2^478442198 is an apocalyptic number.

478442198 is a deficient number, since it is larger than the sum of its proper divisors (295995802).

478442198 is a wasteful number, since it uses less digits than its factorization.

478442198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37391.

The product of its digits is 516096, while the sum is 47.

The square root of 478442198 is about 21873.3216041826. The cubic root of 478442198 is about 782.1255840591.

The spelling of 478442198 in words is "four hundred seventy-eight million, four hundred forty-two thousand, one hundred ninety-eight".