478650583 has 2 divisors, whose sum is σ = 478650584. Its totient is φ = 478650582.

The previous prime is 478650581. The next prime is 478650607. The reversal of 478650583 is 385056874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 478650583 - 2¹ = 478650581 is a prime.

Together with 478650581, it forms a pair of twin primes.

It is equal to p_25288687 and since 478650583 and 25288687 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (478650581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239325291 + 239325292.

It is an arithmetic number, because the mean of its divisors is an integer number (239325292).

Almost surely, 2^478650583 is an apocalyptic number.

478650583 is a deficient number, since it is larger than the sum of its proper divisors (1).

478650583 is an equidigital number, since it uses as much as digits as its factorization.

478650583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 478650583 is about 21878.0845368145. The cubic root of 478650583 is about 782.2391189046.

The spelling of 478650583 in words is "four hundred seventy-eight million, six hundred fifty thousand, five hundred eighty-three".