478366373 has 4 divisors (see below), whose sum is σ = 478434060. Its totient is φ = 478298688.

The previous prime is 478366337. The next prime is 478366379. The reversal of 478366373 is 373663874.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 334414369 + 143952004 = 18287^2 + 11998^2 .

It is a cyclic number.

It is not a de Polignac number, because 478366373 - 2¹² = 478362277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478366379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21818 + ... + 37851.

It is an arithmetic number, because the mean of its divisors is an integer number (119608515).

Almost surely, 2^478366373 is an apocalyptic number.

It is an amenable number.

478366373 is a deficient number, since it is larger than the sum of its proper divisors (67687).

478366373 is an equidigital number, since it uses as much as digits as its factorization.

478366373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67686.

The product of its digits is 1524096, while the sum is 47.

The square root of 478366373 is about 21871.5882596578. The cubic root of 478366373 is about 782.0842639819.

The spelling of 478366373 in words is "four hundred seventy-eight million, three hundred sixty-six thousand, three hundred seventy-three".