478855373 has 4 divisors (see below), whose sum is σ = 479229888. Its totient is φ = 478480860.

The previous prime is 478855313. The next prime is 478855379. The reversal of 478855373 is 373558874.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 478855373 - 2¹⁰ = 478854349 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 (478855379) 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, 185333 + ... + 187898.

It is an arithmetic number, because the mean of its divisors is an integer number (119807472).

Almost surely, 2^478855373 is an apocalyptic number.

It is an amenable number.

478855373 is a deficient number, since it is larger than the sum of its proper divisors (374515).

478855373 is a wasteful number, since it uses less digits than its factorization.

478855373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374514.

The product of its digits is 2822400, while the sum is 50.

The square root of 478855373 is about 21882.7642906466. The cubic root of 478855373 is about 782.3506629787.

The spelling of 478855373 in words is "four hundred seventy-eight million, eight hundred fifty-five thousand, three hundred seventy-three".