485824639 has 2 divisors, whose sum is σ = 485824640. Its totient is φ = 485824638.

The previous prime is 485824627. The next prime is 485824643. The reversal of 485824639 is 936428584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485824639 - 2¹¹ = 485822591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 485824592 and 485824601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485824649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242912319 + 242912320.

It is an arithmetic number, because the mean of its divisors is an integer number (242912320).

Almost surely, 2^485824639 is an apocalyptic number.

485824639 is a deficient number, since it is larger than the sum of its proper divisors (1).

485824639 is an equidigital number, since it uses as much as digits as its factorization.

485824639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 49.

The square root of 485824639 is about 22041.4300579613. The cubic root of 485824639 is about 786.1278439585.

The spelling of 485824639 in words is "four hundred eighty-five million, eight hundred twenty-four thousand, six hundred thirty-nine".