478977339 has 8 divisors (see below), whose sum is σ = 639360000. Its totient is φ = 318956456.

The previous prime is 478977319. The next prime is 478977361. The reversal of 478977339 is 933779874.

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

It is a cyclic number.

It is not a de Polignac number, because 478977339 - 2¹³ = 478969147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (478977319) 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, 87339 + ... + 92660.

It is an arithmetic number, because the mean of its divisors is an integer number (79920000).

Almost surely, 2^478977339 is an apocalyptic number.

478977339 is a deficient number, since it is larger than the sum of its proper divisors (160382661).

478977339 is a wasteful number, since it uses less digits than its factorization.

478977339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180889.

The product of its digits is 8001504, while the sum is 57.

The square root of 478977339 is about 21885.5509183571. The cubic root of 478977339 is about 782.4170797482.

It can be divided in two parts, 4789 and 77339, that added together give a palindrome (82128).

The spelling of 478977339 in words is "four hundred seventy-eight million, nine hundred seventy-seven thousand, three hundred thirty-nine".